| PATRONYME | FREQUENCE |
| ADAM | 5 |
| ALAIN | 2 |
| ALANET | 1 |
| ALLAIN | 4 |
| ALLAINGUILLAUME | 1 |
| ALLANET | 1 |
| ALLANIC | 2 |
| ALLANNET | 1 |
| ALLANNIC | 3 |
| ALLANNOU | 10 |
| ALLANOU | 1 |
| AMBLES | 1 |
| AMIS | 1 |
| AMISSE | 2 |
| ANDRE | 44 |
| ANSQUER | 30 |
| ANTHOEN | 1 |
| ARTHUR | 1 |
| ARTUR | 1 |
| AUDRAN | 1 |
| AUFFRAIT | 1 |
| AUFFRET | 40 |
| AUFRAY | 1 |
| AUGEL | 6 |
| AUGES | 1 |
| BAHIC | 1 |
| BAIL (LE) | 32 |
| BALCH (LE) | 1 |
| BALOUARD | 3 |
| BANNER (LE) | 3 |
| BANNIER | 2 |
| BARAZER (LE) | 1 |
| BARBU | 1 |
| BARBU (LE) | 15 |
| BARON (LE) | 2 |
| BARS (LE) | 37 |
| BARSIC | 1 |
| BARTS (LE) | 1 |
| BARTZ (LE) | 2 |
| BARZ (LE) | 5 |
| BARZIC (LE) | 38 |
| BASIL | 17 |
| BAUJART | 4 |
| BAY (LE) | 1 |
| BAZIL | 13 |
| BAZILE | 1 |
| BEAUDOUR (LE) | 2 |
| BEAUREGART de | 1 |
| BECHEC | 2 |
| BECHEC (LE) | 4 |
| BEGUEC (LE) | 5 |
| BELEC | 6 |
| BELELC | 1 |
| BELLEC | 117 |
| BELLEC (LE) | 10 |
| BELLEGO (LE) | 3 |
| BELLEGUIC (LE) | 1 |
| BENACH | 1 |
| BENARD ? | 1 |
| BENECH | 7 |
| BENJAMIN | 1 |
| BENNECH | 1 |
| BENNIAT | 1 |
| BERE (LE) | 1 |
| BERESAY | 1 |
| BERLIN | 2 |
| BERNARD | 5 |
| BERRE (LE) | 12 |
| BERREZAI | 4 |
| BERROCH | 1 |
| BERROCHE | 1 |
| BERTHELOT | 11 |
| BERTHOU | 1 |
| BERTRAND | 2 |
| BERVET (LE) | 9 |
| BERZAI | 1 |
| BERZAY | 1 |
| BESCAU | 1 |
| BESCOND | 1 |
| BESCOND (LE) | 5 |
| BESQ (LE) | 12 |
| BESQUE (LE) | 6 |
| BESQUES (LE) | 1 |
| BEUBRY | 1 |
| BEUF (LE) | 7 |
| BEUFF (LE) | 6 |
| BEUZIC (LE) | 3 |
| BEUZIT (LE) | 5 |
| BEZVOUT (LE) | 1 |
| BIDAMANT | 28 |
| BIGNANT (LE) | 2 |
| BIGOT (LE) | 2 |
| BIGREL | 1 |
| BIHAN (LE) | 17 |
| BIHANIC (LE) | 2 |
| BIHANNIC (LE) | 4 |
| BILIOU | 5 |
| BILLIOU | 4 |
| BINET | 2 |
| BINIGUER (LE) | 3 |
| BIRIEN | 1 |
| BIZEC (LE) | 1 |
| BLAIJAN | 2 |
| BLAIS | 2 |
| BLAISE | 1 |
| BLAIZ | 1 |
| BLEIZ (LE) | 1 |
| BLEJAN | 11 |
| BLEVENNEC (LE) | 8 |
| BLOA (LE) | 1 |
| BLOAZ (LE) | 1 |
| BLOISIC (LE) | 1 |
| BLOUIN | 1 |
| BOBINET | 1 |
| BOBONI | 2 |
| BOBONY | 1 |
| BOCHAN(?) | 1 |
| BOCHER | 4 |
| BOCQ | 1 |
| BODEVEUR | 1 |
| BODIN DE LERMO | 1 |
| BODOUR (LE) | 1 |
| BODRAN | 1 |
| BOEDEC (LE) | 10 |
| BOESSIERE DE LA | 1 |
| BOESSY | 1 |
| BOETTE (LE) | 19 |
| BOEUF (LE) | 1 |
| BOISADAN | 1 |
| BOISEDAN | 1 |
| BOISSARD | 1 |
| BOISSY | 6 |
| BOIZARD | 2 |
| BOIZEDAN | 1 |
| BOJARD | 1 |
| BOLEZ (LE) | 1 |
| BOLLOCH (LE) | 106 |
| BON (LE) | 3 |
| BONAMY | 3 |
| BONNIEC (LE) | 64 |
| BONOY (LE) | 1 |
| BONVOA (LE) | 11 |
| BOOT | 1 |
| BORGES | 1 |
| BORGES (LE) | 1 |
| BORGNE (LE) | 2 |
| BOSEC (LE) | 1 |
| BOTCAF (LE) | 7 |
| BOTCAZOU (LE) | 3 |
| BOTEREL | 3 |
| BOTGUEZIL | 1 |
| BOTHOA | 5 |
| BOTHOAS | 1 |
| BOTREL | 1 |
| BOTSCAF (LE) | 7 |
| BOTSCAO (LE) | 3 |
| BOUCHER | 1 |
| BOUDER (LE) | 5 |
| BOUDIOT | 1 |
| BOUEDEC (LE) | 1 |
| BOUETTE (LE) | 13 |
| BOUGEANT (LE) | 1 |
| BOUGET | 71 |
| BOUGUET | 2 |
| BOUJET | 10 |
| BOULANGER (LE) | 1 |
| BOULBIN (LE) | 12 |
| BOULER (LE) | 1 |
| BOULLE | 3 |
| BOULOIGN (LE) | 1 |
| BOURBLANC (LE) | 2 |
| BOURCHIS (LE) | 1 |
| BOURDON | 1 |
| BOURDONEC (LE) | 1 |
| BOURDONNEC (LE) | 59 |
| BOURFOTER? (LE) | 1 |
| BOURGET (LE) | 1 |
| BOURGUIGNON | 1 |
| BOURHIS (LE) | 4 |
| BOURIC | 6 |
| BOURIG | 1 |
| BOURLES (LE) | 1 |
| BOURRE (LE) | 3 |
| BOURSIER (LE) | 1 |
| BOURVEN (LE) | 1 |
| BOURVOEN (LE) | 2 |
| BOUT | 9 |
| BOUTE | 1 |
| BOUTTE | 1 |
| BOUTTIN | 1 |
| BOUVET | 1 |
| BOZEC | 1 |
| BOZEC (LE) | 4 |
| BRANES(?) | 1 |
| BRAS (LE) | 30 |
| BRAZ (LE) | 1 |
| BRAZIC | 1 |
| BRE | 2 |
| BREBAN | 1 |
| BREE | 2 |
| BRETON (LE) | 26 |
| BRIAND | 90 |
| BRIANT | 10 |
| BRICON (LE) | 13 |
| BRIEND | 2 |
| BRIGAND (LE) | 4 |
| BRIGANT (LE) | 3 |
| BRIGNOU | 1 |
| BRIOU | 11 |
| BRIOU (LE) | 1 |
| BRIS (LE) | 10 |
| BRIZEC (LE) | 4 |
| BROCHEN (LE) | 1 |
| BROCHER | 2 |
| BROCHER (LE) | 10 |
| BROUDER (LE) | 1 |
| BROUSTER (LE) | 1 |
| BROUT | 1 |
| BRUAL | 9 |
| BRUJAN(?) (LE) | 1 |
| BRULE | 2 |
| BRUN (LE) | 18 |
| BRUYERES | 1 |
| BUAN | 1 |
| BUAN (LE) | 6 |
| BUDES DE GUEBRI | 1 |
| BUHAN (LE) | 1 |
| BURLOT | 1 |
| BUSSIERE (DE LA | 1 |
| BUZULIER (LE) | 1 |
| CABEC (LE) | 4 |
| CABON | 1 |
| CABON (LE) | 12 |
| CADEC | 40 |
| CADET | 1 |
| CADIC | 1 |
| CADIOU | 13 |
| CAEN | 1 |
| CAER (LE) | 4 |
| CAIGNART (LE) | 2 |
| CAILLETE | 4 |
| CAILLETEL | 1 |
| CAILLEUR (LE) | 19 |
| CAILLOUR (LE) | 1 |
| CALLAIS | 1 |
| CALLEC | 5 |
| CALLOET | 1 |
| CALVE | 3 |
| CALVEZ (LE) | 28 |
| CAM (LE) | 12 |
| CAMART | 1 |
| CAMPION (LE) | 6 |
| CAMUSARD | 1 |
| CAN | 7 |
| CAN (LE) | 1 |
| CANIVET | 1 |
| CANNE | 7 |
| CAPITAINE | 5 |
| CARADEC | 5 |
| CARBOULEC (LE) | 1 |
| CARBOULLEC (LE) | 2 |
| CARE | 1 |
| CARELLE | 2 |
| CARER (LE) | 1 |
| CARERE (LE) | 1 |
| CARES | 1 |
| CARF (LE) | 1 |
| CARFF (LE) | 1 |
| CARIOU | 5 |
| CARMES | 2 |
| CARNEC (LE) | 1 |
| CARRE | 5 |
| CARVENEC (LE) | 4 |
| CARVENNEC (LE) | 1 |
| CARZUNEL (LE | 1 |
| CARZUNEL (LE) | 21 |
| CASTEL | 9 |
| CAULET | 1 |
| CAULET? | 1 |
| CAULLET | 1 |
| CAURET | 5 |
| CAURRET | 1 |
| CAUSSIN | 1 |
| CAVAN | 1 |
| CAVELAN | 1 |
| CAVOSSIN | 1 |
| CAYRE | 1 |
| CAZ (LE) | 6 |
| CAZE (LE) | 3 |
| CAZOURET | 2 |
| CAZOURET (LE) | 1 |
| CEUBY (SEBILLE) | 1 |
| CHAMBRIN | 10 |
| CHANCEREL | 1 |
| CHAPELAIN | 2 |
| CHAPELLAIN | 1 |
| CHAPONIER (LE) | 1 |
| CHAPPONNIER (LE | 2 |
| CHARLAU | 1 |
| CHARLES | 6 |
| CHARNEAU | 1 |
| CHARPENTIER | 1 |
| CHARY | 4 |
| CHASTELLAIN (LE | 1 |
| CHATELAIN | 1 |
| CHAUVEL | 1 |
| CHELIN | 1 |
| CHENAY | 1 |
| CHENEL | 7 |
| CHERMAT | 1 |
| CHERVAT | 3 |
| CHESNEL | 2 |
| CHEUREL | 1 |
| CHEVALIER (LE) | 2 |
| CHEVALLIER | 1 |
| CHEVANCE | 2 |
| CHEVANCE (LE) | 1 |
| CHEVOIR (LE) | 10 |
| CHEVREL (LE)? | 1 |
| CHOARIEC (LE) | 4 |
| CHOERF (LE) | 9 |
| CHOERFF (LE) | 4 |
| CHOEROU (LE) | 1 |
| CHOERVE (LE) | 1 |
| CHOUEROT (LE) | 1 |
| CHRISTIN | 2 |
| CITE | 2 |
| CLECH | 25 |
| CLECH (LE) | 3 |
| CLER (LE) | 1 |
| CLERC (LE) | 1 |
| CLEREAUX | 1 |
| CLERIN | 5 |
| CLERIS | 3 |
| CLEROUX | 1 |
| CLOAREC | 7 |
| CLOUIN | 12 |
| COADALEN | 1 |
| COADER (LE) | 1 |
| COADOU (LE) | 2 |
| COARIDOUC de | 1 |
| COAT (LE) | 1 |
| COATANROCH | 6 |
| COATANTIEC | 16 |
| COATAREL | 2 |
| COATENROCH | 2 |
| COATIVY | 1 |
| COATLEVEN | 3 |
| COATRIEUX de | 1 |
| COCHEC | 1 |
| COCQ (LE) | 15 |
| CODRAY(?) | 1 |
| CODRET | 1 |
| COELE (LE) | 2 |
| COELEZ (LE) | 1 |
| COELLE (LE) | 1 |
| COETLOGON de | 1 |
| COIC | 1 |
| COIC (LE) | 2 |
| COIGNAC (LE) | 1 |
| COJAN | 3 |
| COJEAN | 2 |
| COLAS | 35 |
| COLET | 1 |
| COLIN | 5 |
| COLIOU | 1 |
| COLLAS | 30 |
| COLLET | 7 |
| COLLIN | 2 |
| COLLIOU | 2 |
| COLLOEC (LE) | 10 |
| COLOEC (LE) | 5 |
| COLVAZIER (LE) | 1 |
| COLVEGER (LE) | 1 |
| COLVEZ | 2 |
| COMBOUT | 7 |
| COMPTE (LE) | 1 |
| CONAN | 51 |
| CONGAR | 35 |
| CONNAN | 24 |
| CONNIAC (LE) | 1 |
| CONNIAT (LE) | 1 |
| CONTELLEC (LE) | 7 |
| COQ (LE) | 3 |
| COQGUEN (LE) | 1 |
| COQUIL (LE) | 11 |
| COQUILLARD | 6 |
| COQUILLART | 1 |
| COQUILLE | 1 |
| COQUILLOU | 26 |
| COR (LE) | 3 |
| CORBEL | 1 |
| CORBIN | 10 |
| CORDE | 2 |
| COREL | 1 |
| CORENGUER | 1 |
| CORET | 2 |
| CORET? | 1 |
| CORGNEAU | 5 |
| CORLAY | 1 |
| CORLOUER | 4 |
| CORNANGUER | 7 |
| CORNEAU | 1 |
| CORNEC | 2 |
| CORNEC (LE) | 9 |
| CORNENGUER | 1 |
| CORNEZOU (LE) | 2 |
| CORNIAU | 1 |
| CORNIC | 32 |
| CORNIOU | 21 |
| COROLER (LE) | 1 |
| CORRE | 1 |
| CORRE (LE) | 23 |
| CORREC | 1 |
| CORSON | 4 |
| CORVEZIER (LE) | 1 |
| COSSIC | 1 |
| COSSON | 1 |
| COSTENMAT | 1 |
| COSTIO | 1 |
| COSTIOU | 4 |
| COTEL | 1 |
| COTTIN | 4 |
| COTTY | 2 |
| COUARIDOUC de | 3 |
| COUPIN | 15 |
| COUPLAN | 4 |
| COUPLANT | 12 |
| COUPPLANT | 1 |
| COURTES (LE) | 5 |
| COUSIN | 1 |
| COUSIN (LE) | 4 |
| COUSTER (LE) | 1 |
| COZ | 10 |
| COZ (LE) | 5 |
| COZANNET (LE) | 2 |
| COZDENMAT | 3 |
| COZIC | 8 |
| COZIC (LE) | 23 |
| COZO | 1 |
| CRAFFER (LE) | 9 |
| CRAQUEL | 5 |
| CRECHIO | 1 |
| CRECHMEUR (LE) | 1 |
| CRECHMEUR de | 1 |
| CREN (LE) | 2 |
| CRENEGUEL | 4 |
| CRESSOLLES de | 2 |
| CREURER (LE) | 23 |
| CRISTIN | 4 |
| CROCHET | 1 |
| CROM | 1 |
| CROM (LE) | 1 |
| CRON | 1 |
| CRONE | 1 |
| CRONNE | 1 |
| CROQUEDANT | 11 |
| CROUPIER | 1 |
| CUDENNEC (LE) | 1 |
| CUFF (LE) | 2 |
| CUN (LE) | 4 |
| CUZIAT (LE) | 6 |
| D'ACIGNE | 2 |
| DACIGNE | 2 |
| DAGORN | 5 |
| DALMAR | 1 |
| DALVAT (LE) | 1 |
| DANGUY DE DESER | 1 |
| DANIC | 4 |
| DANIEL | 14 |
| DANNIC | 4 |
| DANNIEL | 2 |
| DANTEC (LE) | 3 |
| DAUPHIN (LE) | 1 |
| DAVID | 1 |
| DEBAILLIER (LE) | 1 |
| DEGUILLY | 1 |
| DELPEUCH | 1 |
| DEMOUR (LE) | 12 |
| DENIS | 4 |
| DENNES? | 1 |
| DENOUEL | 2 |
| DENYS | 1 |
| DEREAT (LE) | 1 |
| DERIEN | 9 |
| DERRIEN | 9 |
| DERRIENNIC | 35 |
| DESHAY | 1 |
| DESJARS DE KER | 1 |
| DIGARCHER (LE) | 1 |
| DIOURIS | 1 |
| DIOURON (LE) | 4 |
| DOI (LE) | 2 |
| DOLLAU | 1 |
| DOLLO | 27 |
| DOLO | 1 |
| DOMALLAIN | 2 |
| DORNER (LE) | 4 |
| DOUCIN | 1 |
| DOUGET (LE) | 1 |
| DOUJOU | 11 |
| DOURVER | 1 |
| DOY | 1 |
| DRENVIER (LE) | 1 |
| DRESNAY du | 1 |
| DROMAGUET (LE) | 1 |
| DRONIOU | 2 |
| DROUMAGUET (LE) | 3 |
| DRUILLENNEC (LE | 1 |
| DU (LE) | 13 |
| DUCHENE | 3 |
| DUEDAL | 41 |
| DUEGOU | 1 |
| DUGUAIN | 1 |
| DUIGOU (LE) | 28 |
| DULIDAS-RADENEN | 1 |
| DURAND | 1 |
| EDAT | 2 |
| ELARY | 1 |
| ELIEN | 11 |
| ELLIEN | 1 |
| ERNAUT | 1 |
| ETIENNE | 1 |
| EVAIN | 1 |
| EVEN | 8 |
| EVENOU | 1 |
| EVOAN | 1 |
| FAGAN | 23 |
| FALCHER (LE) | 1 |
| FALHER (LE) | 4 |
| FAO (LE) | 2 |
| FAOU | 1 |
| FAOUST (LE) | 1 |
| FARCY | 1 |
| FAREM | 1 |
| FAU (LE) | 3 |
| FAUCHEUR (LE) | 5 |
| FAVAER (LE) | 6 |
| FAVER (LE) | 1 |
| FEGEAN | 2 |
| FEGEANT | 1 |
| FEGER | 2 |
| FEGER (LE) | 5 |
| FEJAN | 3 |
| FEJEAN | 1 |
| FELEHAN | 1 |
| FELHAN | 1 |
| FELLE (LE) | 1 |
| FERCHAT | 19 |
| FERFANT | 1 |
| FERLICOT | 37 |
| FESTOU | 25 |
| FEULVARCH | 9 |
| FEUR (LE) | 1 |
| FEUVRIER | 1 |
| FEVRE (LE) | 1 |
| FICHAND | 1 |
| FICHANT | 1 |
| FLEM (LE) | 2 |
| FLEURIOT | 1 |
| FLEURIOT DE LAN | 1 |
| FLOCH (LE) | 34 |
| FLOCHMOAN (LE) | 3 |
| FLOCHMOEN (LE) | 3 |
| FLOUR (LE) | 8 |
| FLOURIOT | 1 |
| FLOURY | 1 |
| FOCON | 2 |
| FOGERON | 1 |
| FOL (LE) | 2 |
| FOLL (LE) | 5 |
| FOLLIC (LE) | 1 |
| FORESTIER (LE) | 9 |
| FORETIER (LE) | 5 |
| FORICHER (LE) | 1 |
| FORTUN | 2 |
| FOUILLER (LE) | 9 |
| FRAVAL | 5 |
| FRIEC (LE) | 2 |
| FROUT (LE) | 1 |
| FRUGLAYS (LE) | 1 |
| FUR (LE) | 15 |
| GAC (LE) | 5 |
| GAL (LE) | 60 |
| GALARDON | 1 |
| GALES | 8 |
| GALL (LE) | 44 |
| GALLENOT | 1 |
| GALLIC (LE) | 12 |
| GALLO (LE) | 7 |
| GALLOT | 1 |
| GALLOU (LE) | 31 |
| GALLOUIN | 1 |
| GALOPIN | 2 |
| GANIFFET | 13 |
| GANIVET | 4 |
| GAOS (LE) | 1 |
| GARDEOT | 2 |
| GAREL | 6 |
| GARELES (LE) | 2 |
| GARFF (LE) | 4 |
| GARIGNON | 1 |
| GARJAN | 1 |
| GARLANTEZEC | 1 |
| GARLANTEZEC (LE | 18 |
| GARLES | 1 |
| GARLES (LE) | 3 |
| GARMES | 1 |
| GARRERES (LE) | 4 |
| GARS (LE) | 3 |
| GARSMEUR (LE) | 1 |
| GAUDEST | 1 |
| GAUDRET | 1 |
| GAUDU (LE) | 4 |
| GAULTIER | 2 |
| GAURY | 1 |
| GAUTIER | 4 |
| GEFFROY | 23 |
| GEGOU | 2 |
| GELDON (LE) | 2 |
| GELIN | 1 |
| GELLIN | 1 |
| GERARD | 2 |
| GERAUD | 1 |
| GEROT | 1 |
| GESLIN | 1 |
| GEZEQUEL | 2 |
| GILDRON (LE) | 1 |
| GLANAER (LE) | 1 |
| GLOANEC | 1 |
| GOALES (LE) | 1 |
| GOALLES (LE) | 1 |
| GOARIN | 3 |
| GOARIN (LE) | 1 |
| GOAS (LE) | 19 |
| GOASCOING | 1 |
| GOATER | 1 |
| GOAZ (LE) | 5 |
| GOAZIOU | 1 |
| GOAZIOU (LE) | 12 |
| GODEAU | 1 |
| GODEC (LE) | 1 |
| GODEST | 20 |
| GOELLAET (LE) | 5 |
| GOELLOU | 1 |
| GOELOU | 7 |
| GOEZ (LE) | 1 |
| GOFF (LE) | 109 |
| GOIC | 1 |
| GOIC (LE) | 2 |
| GOLVEN | 1 |
| GONIDEC (LE) | 5 |
| GOREGUES | 1 |
| GORGE | 1 |
| GORNET | 1 |
| GORREC | 1 |
| GORREC (LE) | 2 |
| GOT | 2 |
| GOTER | 1 |
| GOTTER | 2 |
| GOU (LE) | 1 |
| GOUARDOU | 1 |
| GOUCHE (LE) | 5 |
| GOUCHE(?) | 1 |
| GOUDIGUEN | 9 |
| GOUIART (LE) | 1 |
| GOUJON | 1 |
| GOUJON (LE) | 19 |
| GOURFETER | 1 |
| GOURHANT | 1 |
| GOURIERES (LE) | 5 |
| GOURIOU | 16 |
| GOUSEC (LE) | 1 |
| GOUSSE (LE) | 1 |
| GOUYON | 1 |
| GOUYON de | 1 |
| GRAND (LE) | 2 |
| GREE (LE) | 1 |
| GRET (LE) | 2 |
| GREVE de la | 2 |
| GRISIL (LE) | 1 |
| GROND (LE) | 1 |
| GRONE | 1 |
| GRONTEC (LE) | 6 |
| GROT | 1 |
| GROUIEC (LE) | 1 |
| GRUIEC (LE) | 1 |
| GUALES (LE) | 1 |
| GUEGAN | 55 |
| GUEGUEN | 1 |
| GUELAHET (LE) | 1 |
| GUELLAAT (LE) | 1 |
| GUELLAET (LE) | 1 |
| GUELLEC (LE) | 1 |
| GUELLIEN | 1 |
| GUELLOU | 1 |
| GUELOU | 7 |
| GUEN (LE) | 173 |
| GUENANEN | 8 |
| GUENNEC (LE) | 9 |
| GUERGUIN | 1 |
| GUERIC (LE) | 1 |
| GUERLISQUIN | 1 |
| GUERN (LE) | 17 |
| GUERNIOU | 2 |
| GUESENEC | 1 |
| GUESENNEC | 3 |
| GUET (LE) | 1 |
| GUEVEL | 1 |
| GUEVEL (LE) | 12 |
| GUEVELLOU (LE) | 2 |
| GUEVELO | 1 |
| GUEZENNEC | 37 |
| GUEZOU | 1 |
| GUIADER (LE) | 59 |
| GUIANGE | 1 |
| GUIAUMAR | 2 |
| GUICHARD | 1 |
| GUICHART (LE) | 1 |
| GUICHER (LE) | 4 |
| GUIDAMAN | 1 |
| GUIEL (LE) | 1 |
| GUIELLEC (LE) | 1 |
| GUIET (LE) | 1 |
| GUIGUEN | 1 |
| GUIGUEN(?) | 1 |
| GUILCHER (LE) | 15 |
| GUILLAOUIC | 2 |
| GUILLARD | 1 |
| GUILLARD (LE) | 2 |
| GUILLARM (LE) | 1 |
| GUILLARME | 1 |
| GUILLARMIC | 5 |
| GUILLAUME | 2 |
| GUILLELMOT | 1 |
| GUILLEMAU | 1 |
| GUILLEMOT | 5 |
| GUILLERMIC | 3 |
| GUILLERMIC (LE) | 1 |
| GUILLORY | 3 |
| GUILLOSSOU | 10 |
| GUILLOU | 11 |
| GUILLOU (LE) | 32 |
| GUILLOUIC | 3 |
| GUILLOURY | 16 |
| GUILLOUS | 1 |
| GUILLOUS (LE) | 2 |
| GUILLOUX (LE) | 10 |
| GUINCHE | 4 |
| GUIOMAR | 26 |
| GUIOMARCH | 4 |
| GUIOMARD | 2 |
| GUIOMARH | 1 |
| GULLUCH (LE) | 3 |
| GULLUCHE (LE) | 2 |
| GULUCHE (LE) | 1 |
| GUO (LE) | 1 |
| GUYADER (LE) | 30 |
| GUYGUEN(?) | 1 |
| GUYOMAR | 13 |
| GUYOMARD | 6 |
| HACQUART | 1 |
| HAGUAY | 1 |
| HAGUET | 1 |
| HAMART | 2 |
| HAMON | 26 |
| HANRI | 1 |
| HARNAY | 1 |
| HARSCOET | 6 |
| HAUTE | 2 |
| HAY (LE) | 1 |
| HAYS (LE) | 1 |
| HELARY | 18 |
| HELEN | 6 |
| HELEN-TREMEL | 1 |
| HELEQUIN | 1 |
| HELLEN | 3 |
| HELLO | 2 |
| HELLOU | 2 |
| HELOCO | 2 |
| HELOU | 1 |
| HELVOUIN | 1 |
| HENAFF (LE) | 4 |
| HENAFF(LE) | 1 |
| HENGOAT | 3 |
| HENRI | 2 |
| HENRY | 97 |
| HERLIDOU | 1 |
| HERNIOU | 2 |
| HERNOT | 2 |
| HERVE | 22 |
| HERVE (LE) | 21 |
| HERVEIC | 15 |
| HERVEIC (LE) | 2 |
| HERVEZ | 1 |
| HERVEZ (LE) | 1 |
| HERVIEUX | 1 |
| HERVIOU | 6 |
| HERVO | 3 |
| HERVOIN | 8 |
| HERVOU | 4 |
| HERVOUIN | 6 |
| HIELLEC(?) (LE) | 1 |
| HILLIEN | 1 |
| HILLION | 3 |
| HINGANT DE ST M | 2 |
| HOANEN (LE) | 5 |
| HOARIEC (LE) | 14 |
| HOERF (LE) | 17 |
| HOERFF (LE) | 18 |
| HOEROU (LE) | 9 |
| HOUEROU (LE) | 7 |
| HOUSSAYE (DE LA | 3 |
| HOUSSAYE (LA) | 1 |
| HOUSSAYE DE LA | 2 |
| HOUSSAYE de la | 2 |
| HUBERT | 2 |
| HUDEBAS | 2 |
| HUEL | 3 |
| HUEL (LE) | 1 |
| HUEROU (LE) | 1 |
| HUET | 11 |
| HUILLAC | 1 |
| HUNOVAS | 1 |
| HUON | 26 |
| HUONIC | 9 |
| HUONNIC | 14 |
| HYRAN | 1 |
| IDES | 1 |
| ILLIEN | 40 |
| IRAN | 8 |
| IRAND | 1 |
| IRANT | 2 |
| IRRANT | 1 |
| JACQ | 55 |
| JACQUES | 1 |
| JACQUET | 2 |
| JAFFRES | 1 |
| JAGO | 1 |
| JAGU | 3 |
| JAGUIN | 5 |
| JAMBRIN | 10 |
| JAMBU (LE) | 2 |
| JAN | 4 |
| JAN (LE) | 5 |
| JANIN | 9 |
| JANNIC | 5 |
| JANNIN | 22 |
| JANNO | 1 |
| JANNOU | 7 |
| JAOUENARD | 2 |
| JAOUNARD | 2 |
| JARNAU | 5 |
| JARNO | 1 |
| JARNOU | 1 |
| JARRY | 2 |
| JEAN | 2 |
| JEAN (LE) | 4 |
| JEANNE (LE) | 1 |
| JEANNIC (LE) | 1 |
| JEANNIN | 5 |
| JEFFROY | 3 |
| JEGOU | 63 |
| JEQUEL | 2 |
| JESEQUEL | 1 |
| JEUNE (LE) | 1 |
| JEZEQUEL | 22 |
| JEZOU | 1 |
| JIQUEL | 1 |
| JOANARD | 3 |
| JOBIN | 2 |
| JODEC (LE) | 2 |
| JOENNET | 1 |
| JOGON | 1 |
| JOLIFF (LE) | 7 |
| JOLLIVET | 1 |
| JOLU (LE) | 6 |
| JORAND | 1 |
| JOSSE | 10 |
| JOUAN | 7 |
| JOUANARD | 1 |
| JOUANART | 2 |
| JOUANNET | 1 |
| JOUANOU | 1 |
| JOUENARD | 1 |
| JOUENNOU | 1 |
| JOUIN | 18 |
| JOURAND | 10 |
| JUBAS | 1 |
| JUDEC (LE) | 5 |
| JUGON | 3 |
| JUIF (LE) | 1 |
| JULLOU | 12 |
| JUNTER (LE) | 6 |
| KERAMBRUN | 4 |
| KERANGAL | 3 |
| KERANGALL | 1 |
| KERBELLEC | 1 |
| KERBRUN | 1 |
| KERDANIEL de | 3 |
| KERDERRIEN-MICH | 1 |
| KEREEL | 1 |
| KERELLAU | 15 |
| KERELLE | 3 |
| KERELLO | 39 |
| KERELLOU | 13 |
| KERENGAL | 1 |
| KERFANT | 6 |
| KERFLECH | 1 |
| KERFORN | 3 |
| KERGAL | 1 |
| KERGOERCH | 2 |
| KERGOUERCH | 1 |
| KERGUENECH de | 1 |
| KERGUNTUILL | 1 |
| KERGUS | 6 |
| KERHARDY (LE) | 1 |
| KERLAU | 2 |
| KERLEOU | 1 |
| KERLO | 4 |
| KERMARQUER de | 1 |
| KERMEL de | 2 |
| KERMEN | 2 |
| KERMOISAN | 1 |
| KERMOUSTER de | 1 |
| KERNANNEC | 3 |
| KERNEAU | 1 |
| KERNEFF | 1 |
| KERNIN | 4 |
| KERNINIVEN | 2 |
| KERNIVINEN | 32 |
| KEROMEN | 5 |
| KEROURIOU de | 1 |
| KERSACH | 1 |
| KERVERN | 1 |
| KERVOERN (LE) | 1 |
| LABAT | 31 |
| LABIA | 6 |
| LACHEVEN | 1 |
| LADVIRON | 1 |
| LAGADEC (LE) | 47 |
| LAGATDU (LE) | 8 |
| LAHAY | 2 |
| LAINE | 1 |
| LALES | 2 |
| LALLA | 1 |
| LALLES | 5 |
| LAMANDE | 1 |
| LAMAR | 1 |
| LAMIDON | 1 |
| LAMOUROUX | 1 |
| LAN (LE) | 5 |
| LANCIEN | 3 |
| LANDOIS | 17 |
| LANGLAIS | 1 |
| LANLOUP | 1 |
| LANNIC (LE) | 1 |
| LANNO | 4 |
| LANNO (LE) | 1 |
| LANNOU | 1 |
| LANNOU (LE) | 4 |
| LANRIVEN | 1 |
| LANTEVIN | 1 |
| LAOUENAN (LE) | 1 |
| LAOURES | 1 |
| LAOUSSE | 1 |
| LARCHIVER | 2 |
| LARD (LE) | 8 |
| LARGES du | 1 |
| LARIVAIN | 3 |
| LARMET | 7 |
| LARNER | 1 |
| LARSONNAY | 1 |
| LAUDE | 3 |
| LAUNAY | 2 |
| LAUNOU | 1 |
| LAURANCE | 2 |
| LAURENCE | 10 |
| LAURENT | 1 |
| LAURES | 4 |
| LAVENAN (LE) | 2 |
| LAVIRON | 1 |
| LAY (LE) | 14 |
| LEARD | 1 |
| LECHBIAN (LE) | 1 |
| LEISOUR (LE) | 3 |
| LEIZOUR (LE) | 30 |
| LEON | 6 |
| LEPVRIER | 1 |
| LERE (LE) ? | 1 |
| LESCOP | 3 |
| LESFAUX | 1 |
| LESQUOB | 1 |
| LETROU | 1 |
| LEUGUSTIN | 1 |
| LEUVRIER (LE) | 7 |
| LEVEDER | 1 |
| LEVIER (LE) | 1 |
| LEVRIER (LE) | 15 |
| LEZ (LE) | 3 |
| LEZE (LE) | 1 |
| LHERMITE | 1 |
| LHERVE | 1 |
| LHOSTELLIER | 7 |
| LHOSTIS | 15 |
| LHOTELIER | 1 |
| LIBOUBAN | 1 |
| LIGNE (LE) | 2 |
| LIGNER (LE) | 1 |
| LIORSOU (LE) | 3 |
| LIORZOU (LE) | 4 |
| LISCOET du | 1 |
| LOANES | 1 |
| LOANNES | 2 |
| LOESSARD | 1 |
| LOIS | 1 |
| LOJOU (LE) | 2 |
| LOLLIERIC | 1 |
| LOLLIEROU | 14 |
| LOLLIVIER | 3 |
| LONGEART | 10 |
| LOPIN | 1 |
| LORAIN | 1 |
| LORANCE | 6 |
| LORANS | 1 |
| LORENCE | 3 |
| LORGE | 1 |
| LORGEET | 1 |
| LORGERE | 1 |
| LORGERES | 1 |
| LORGERET | 2 |
| LORGUILLOUX | 4 |
| LORRIER | 1 |
| LOSACH | 1 |
| LOSTIS | 7 |
| LOUARER (LE) | 4 |
| LOUARN (LE) | 10 |
| LOUAVER (LE) | 3 |
| LOUEDEC (LE) | 1 |
| LOUET (LE) | 3 |
| LOUGUISTIN | 1 |
| LOURGOUILLOUX | 4 |
| LOURGUIILLOUX | 1 |
| LOZAHIC | 2 |
| LOZAIC | 1 |
| LOZAïC | 1 |
| LUCAS | 25 |
| LUCIAS | 1 |
| LUDUEC(?) (LE) | 1 |
| LUTIC | 3 |
| MADIOU | 1 |
| MAGOAROU (LE) | 1 |
| MAGUET (LE) | 2 |
| MAHE | 29 |
| MAINGUY | 1 |
| MAIREL(?) (LE) | 1 |
| MAITRALLAIN | 2 |
| MAL (LE) | 1 |
| MALACAVET | 1 |
| MALANO | 1 |
| MALARGE | 1 |
| MALCAFFAT | 1 |
| MALCAVET | 11 |
| MALEGOL | 1 |
| MALLARGE | 1 |
| MALPOT | 4 |
| MANACH (LE) | 10 |
| MANCHEC (LE) | 9 |
| MANSEC | 1 |
| MAOUT (LE) | 2 |
| MARCHADOUR (LE) | 1 |
| MAREC (LE) | 19 |
| MARECHAL (LE) | 1 |
| MARION | 1 |
| MAROS | 3 |
| MARQUER | 1 |
| MARQUIER | 2 |
| MARREC | 1 |
| MARREC (LE) | 2 |
| MARTIN | 64 |
| MARTIN-MERIADEC | 31 |
| MARTRET | 1 |
| MARZIN | 1 |
| MASEO | 1 |
| MAT (LE) | 5 |
| MAU (LE) | 3 |
| MAUDEZ | 1 |
| MAUJOUAN | 1 |
| MAULT (LE) | 1 |
| MAURICE | 5 |
| MAUT (LE) | 8 |
| MAZE | 1 |
| MAZEAU | 3 |
| MAZEO | 3 |
| MAZEVET | 4 |
| MEHAUTE | 16 |
| MEHAUTE (LE) | 1 |
| MEINDREN | 3 |
| MEJAN | 5 |
| MELEDER (LE) | 1 |
| MELINO | 1 |
| MELLEGOL | 1 |
| MELOUX | 1 |
| MEN (LE) | 6 |
| MENARD | 1 |
| MENE (LE) | 1 |
| MENER (LE) | 1 |
| MENGUI | 1 |
| MENGUY | 21 |
| MERCIER (LE) | 19 |
| MERDY (LE) | 6 |
| MERER (LE) | 3 |
| MERIADEC | 12 |
| MERIEN | 8 |
| MERIEN (LE) | 1 |
| MERIEN DIT HUON | 2 |
| MERLE (LE) | 1 |
| MERRER (LE) | 1 |
| MERRIEN | 14 |
| MERSER (LE) | 1 |
| MERSIER | 1 |
| MESJAN | 16 |
| MESJEAN | 1 |
| MESTRE de | 1 |
| METREJEAN | 1 |
| MEUBRY | 6 |
| MEUR (LE) | 9 |
| MEURIC | 8 |
| MEURO | 1 |
| MEUROU | 2 |
| MEVEL | 1 |
| MEZEC (LE) | 1 |
| MICHEAU | 2 |
| MICHEL | 11 |
| MIGNOT (LE) | 6 |
| MILEDER (LE) | 1 |
| MILIN (LE) | 2 |
| MILINOU | 2 |
| MILLIAU | 1 |
| MILLON | 3 |
| MILON | 16 |
| MINDREN | 4 |
| MINEC (LE) | 1 |
| MINGUY | 1 |
| MINIER | 1 |
| MINOR (LE) | 2 |
| MINOUS (LE) | 1 |
| MINOUX (LE) | 47 |
| MINTER (LE) | 1 |
| MIRON | 7 |
| MO (LE) | 2 |
| MOAL (LE) | 31 |
| MOAN | 1 |
| MOAN (LE) | 3 |
| MODE | 2 |
| MOESAN | 1 |
| MOGNE (LE) | 4 |
| MOGUERO (LE) | 1 |
| MOIGN (LE) | 1 |
| MOIGN du | 2 |
| MOIGNE (LE) | 14 |
| MOIGNET | 18 |
| MOING (LE) | 1 |
| MOING du | 1 |
| MOINGNET | 1 |
| MOINS (LE) | 1 |
| MOIS de | 2 |
| MOISAN | 22 |
| MOJOUAN (LE) | 1 |
| MOLINET | 1 |
| MONFORT | 39 |
| MONJOA (LE) | 2 |
| MONJOAN | 1 |
| MONJOAS | 1 |
| MONJOUAN (LE) | 3 |
| MORAN | 1 |
| MORAND | 2 |
| MORANT | 2 |
| MORDELET | 7 |
| MORELEC (LE) | 1 |
| MORELLEC | 1 |
| MORELLEC (LE) | 4 |
| MORICE | 10 |
| MORLEC (LE) | 4 |
| MORVAN | 10 |
| MORVANIC | 15 |
| MORVANNIC | 1 |
| MOU (LE) | 1 |
| MOUHAER (LE) | 1 |
| MOULIN | 1 |
| MOUX (LE) | 1 |
| MOYSAN | 9 |
| MOYSANT | 1 |
| NABAT (LE) | 1 |
| NABOU | 1 |
| NAHUET | 1 |
| NAOURES (LE) | 34 |
| NAOUREZ (LE) | 1 |
| NARMES (LE) | 1 |
| NARMET (LE) | 1 |
| NATUR (LE) | 6 |
| NEDELEC | 6 |
| NICOL | 22 |
| NICOLAS | 29 |
| NICOLLAS | 1 |
| NOAN (LE) | 6 |
| NOANES (LE) | 25 |
| NOCH (LE) | 1 |
| NORMAND | 1 |
| NORMAND (LE) | 5 |
| OFFRET | 9 |
| OGEL | 3 |
| OGER | 1 |
| OLIVIER | 12 |
| OLLICHON | 1 |
| OLLIEROU | 1 |
| OLLIVIER | 52 |
| OLLIVIER-HENRY | 8 |
| OMBLES | 1 |
| OMNES | 12 |
| PADEL | 9 |
| PAGE (LE) | 16 |
| PAILLET (LE) | 1 |
| PAIROU | 1 |
| PAPE (LE) | 44 |
| PAPPE (LE) | 2 |
| PARANTHON | 1 |
| PARC (LE) | 4 |
| PARCO | 1 |
| PARCOU (LE) | 2 |
| PARISCOAT | 6 |
| PARQUER | 1 |
| PARQUIER | 1 |
| PASQUIOU | 5 |
| PASTOL | 22 |
| PASTOUR | 1 |
| PASTOUR DE KERJ | 1 |
| PAUL | 1 |
| PAVEC (LE) | 1 |
| PEAN | 1 |
| PEIGNE | 1 |
| PELLAN | 1 |
| PELLEC (LE) | 1 |
| PELLETER (LE) | 1 |
| PEN | 4 |
| PENANLAN | 4 |
| PENFEUTENNIOU ? | 1 |
| PENHOAT | 1 |
| PENNEC (LE) | 14 |
| PENNETIER (LE) | 1 |
| PENVEN (LE) | 1 |
| PERCHE | 9 |
| PERCHEC (LE) | 45 |
| PERENNES | 1 |
| PERIN | 2 |
| PERON | 10 |
| PERON (LE) | 1 |
| PEROT | 2 |
| PERRIER du | 1 |
| PERRIN | 1 |
| PERRO | 2 |
| PERRODOU | 3 |
| PERRON | 1 |
| PERRON (LE) | 1 |
| PERROT | 37 |
| PERROU | 1 |
| PERSON | 2 |
| PERSON (LE) | 1 |
| PERSONNIC | 4 |
| PESQ (LE) | 1 |
| PEUCA (LE) | 1 |
| PEUCH (LE) | 63 |
| PEUROU | 2 |
| PEZRON | 6 |
| PHILIPES | 1 |
| PHILIPPE | 64 |
| PHILIPPOT | 1 |
| PICARD (LE) | 10 |
| PICART (LE) | 2 |
| PICHARD (?) | 1 |
| PICOLLAU | 4 |
| PICQUART (LE) | 1 |
| PIERRE | 2 |
| PIERRE (LE) | 1 |
| PIERRES | 1 |
| PILAVEN de | 1 |
| PILLORGET | 1 |
| PILORGET | 5 |
| PILVEN (LE) | 1 |
| PINET | 3 |
| PINNIC (LE) | 1 |
| PINVIC (LE) | 1 |
| PINVIDIC (LE) | 2 |
| PIQUART (LE) | 1 |
| PIRIOU | 11 |
| PIVAEN (LE) | 1 |
| PIVAIN (LE) | 1 |
| PIVAING | 1 |
| PIVAING (LE) | 1 |
| PLAPOUS | 1 |
| PLESSIS QUINQUI | 1 |
| PLOUIN | 6 |
| PLUEN | 7 |
| PLUNET | 2 |
| PLUSQUELLEC | 1 |
| PLUSQUELLEC (LE | 1 |
| PLUZUNET | 2 |
| POAC (LE) | 3 |
| POACH (LE) | 1 |
| POAEC (LE) | 1 |
| POASEVARA | 1 |
| POCHAT | 2 |
| PODER (LE) | 1 |
| POESSEL | 2 |
| POEZVARA | 1 |
| POHAER (LE) | 3 |
| POHE | 1 |
| POILPOT | 1 |
| POISSEL | 2 |
| POLICON | 1 |
| POMMELET (LE) | 1 |
| POMMERET | 1 |
| PON | 1 |
| PON (LE) | 9 |
| PONNE (LE) | 7 |
| POQUET | 1 |
| PORCHEL (LE) | 6 |
| PORCHERON | 15 |
| PORHEL (LE) | 6 |
| PORS (LE) | 1 |
| POTIER (?) | 1 |
| POUESSELER | 1 |
| POUL (LE) | 2 |
| POULAIN | 1 |
| POULAIN (LE) | 2 |
| POULARD | 1 |
| POULEN (LE) | 8 |
| POULHOTER | 1 |
| POULIQUEN (LE) | 1 |
| POULLAIN | 2 |
| POULLEN (LE) | 3 |
| POULLICAIN (LE) | 3 |
| POULOU (LE)? | 1 |
| POURVEER (LE) | 10 |
| PRENEUF-TURQUET | 1 |
| PRESTRE (LE) | 1 |
| PRIGENT | 71 |
| PRIMA | 12 |
| PRIOUL | 1 |
| PRODOM (LE) | 1 |
| PROVOST (LE) | 2 |
| PROVOT (LE) | 2 |
| PRUNEC (LE) | 2 |
| PRUNENNEC (LE) | 1 |
| PUIL (LE) | 1 |
| PUT (LE) | 4 |
| QUARTIER | 1 |
| QUAY (LE) | 4 |
| QUEFELOU | 1 |
| QUELEN | 1 |
| QUELLEC (LE) | 2 |
| QUEMAREC | 1 |
| QUEMENER (LE) | 15 |
| QUEMEREC (LE) | 1 |
| QUERAVEL | 1 |
| QUERE (LE) | 77 |
| QUERELLO | 28 |
| QUERELLOU | 8 |
| QUERELO | 2 |
| QUERELOU | 4 |
| QUERIEN | 2 |
| QUERLO (QUERELO | 1 |
| QUERNEAU | 5 |
| QUERNEC | 1 |
| QUERNEF | 1 |
| QUERNEO | 1 |
| QUERNEVEZ (LE) | 1 |
| QUERNIVINEN | 1 |
| QUEROGUES | 1 |
| QUERRE (LE) | 1 |
| QUERSACH | 1 |
| QUEVAREC (LE) | 2 |
| QUICQUEN(?) | 1 |
| QUIGUIER | 1 |
| QUILGARS | 61 |
| QUILLEC (LE) | 1 |
| QUINTIN | 1 |
| QUOZ (LE) | 1 |
| RAALON | 1 |
| RADENEN | 5 |
| RADENNEN | 1 |
| RAISON DU CLEUZ | 1 |
| RALAN | 1 |
| RALLON | 13 |
| RANNOU | 2 |
| RAOUL | 58 |
| RAYMOND | 1 |
| RAZAVET | 1 |
| RAZAVET (LE) | 2 |
| REBILLARD | 4 |
| REGNAULT | 4 |
| REGNAUT | 2 |
| REGUE (LE) | 1 |
| REGUER (LE) | 2 |
| REMOND | 1 |
| RENANT (?) | 1 |
| RENAUT | 1 |
| RENOT | 2 |
| REPESSE | 1 |
| RIANTEC (LE) | 1 |
| RIBAUT | 1 |
| RIBAUT (LE) | 1 |
| RIBOTTER (LE) | 1 |
| RICHARD | 18 |
| RICHOU | 1 |
| RIOU | 80 |
| RIVOAL | 1 |
| RIVOALEN | 1 |
| RIVOALLAN | 2 |
| ROBERT | 1 |
| ROBIN | 24 |
| ROBIOU | 2 |
| RODRIGUE | 1 |
| ROGER | 7 |
| ROGIER | 1 |
| ROHAN | 4 |
| ROI (LE) | 4 |
| ROLAN(?) | 1 |
| ROLAND (LE) | 1 |
| ROLLAND | 35 |
| ROLLAND (LE) | 12 |
| ROMP (LE) | 2 |
| ROPARS | 4 |
| ROPARTZ | 1 |
| ROPERS | 22 |
| ROPERTS | 2 |
| ROPERTZ | 6 |
| ROPPERTZ | 4 |
| ROSPABU | 1 |
| ROUDOT | 4 |
| ROULET | 1 |
| ROULLET | 1 |
| ROUSIC (LE) | 3 |
| ROUSSEL | 4 |
| ROUX (LE) | 72 |
| ROUXEL | 15 |
| ROUZIC (LE) | 9 |
| ROY (LE) | 33 |
| RUDUILLER (LE) | 2 |
| RUELLO | 1 |
| RUFLAY (LE) | 1 |
| RUHOC(?) | 1 |
| RUINNET | 1 |
| RUPEROU | 2 |
| RUPEROU(?) | 1 |
| RUVOEN (LE) | 1 |
| SACH (LE) | 4 |
| SAINT (LE) | 12 |
| SAISZON | 1 |
| SALAMON | 1 |
| SALAUN | 7 |
| SALIOU | 3 |
| SANFAO (LE) | 7 |
| SANFAOU (LE) | 3 |
| SAUDRAY | 1 |
| SAUS (LE) | 1 |
| SAUX (LE) | 13 |
| SAUZE (LE) | 1 |
| SAVEAN | 9 |
| SAVIDAN | 3 |
| SCAFF (LE) | 1 |
| SCANFF (LE) | 1 |
| SCOARNIC | 5 |
| SCOLAN | 4 |
| SCOLLAN | 1 |
| SCORNET (LE) | 2 |
| SCORNIC | 2 |
| SCOUARNIC | 2 |
| SCRIGNAC | 2 |
| SEBILE | 1 |
| SEBILLE | 9 |
| SECH (LE) | 3 |
| SECQ (LE) | 1 |
| SESSON | 1 |
| SEUBILE | 1 |
| SICOT | 1 |
| SIGORH(?) | 1 |
| SIMON | 27 |
| SIMONET | 5 |
| SIVY | 2 |
| SOLIMAN | 4 |
| SOLYMANT | 1 |
| SOMMIER (LE) | 2 |
| SON (LE) | 2 |
| SOS (LE) | 1 |
| SOUDER (LE) | 1 |
| SOUFFLAIS | 2 |
| SOUFFLES | 4 |
| SOUFLEZ | 1 |
| SOUFRAIS | 1 |
| SOULIMENT | 1 |
| SOZ (LE) | 4 |
| STEFFNOU | 2 |
| STEPAHN | 1 |
| STEPHAN | 26 |
| STEPHANIG | 1 |
| STEPHANNIC | 1 |
| STEPHNOU | 1 |
| STEUNOU | 1 |
| SUBIL | 1 |
| SYMON | 2 |
| TACON | 2 |
| TACON (LE) | 2 |
| TACONNER (LE) | 1 |
| TADIER | 1 |
| TAILLANDY | 3 |
| TAILLARD | 1 |
| TAILLEN | 1 |
| TALEC (LE) | 1 |
| TALLANDIER (LE) | 1 |
| TALLEC (LE) | 3 |
| TANAF | 1 |
| TANAFF (LE) | 1 |
| TANGUY | 29 |
| TANNAF | 1 |
| TANO | 1 |
| TANVEZ | 3 |
| TARRAGON de | 1 |
| TARTIVEL | 11 |
| TAVE | 1 |
| TAVIGNON | 2 |
| TAVIGNON de | 4 |
| TEFFOUS | 1 |
| TENEUR (LE) | 1 |
| TEPAULT | 1 |
| TEPAUT | 2 |
| TEPOT | 1 |
| TERTRE (LE) | 5 |
| TEURPELIER (LE) | 1 |
| THALAMUS | 1 |
| THANAF (LE) | 1 |
| THEFAUT | 1 |
| THEPAULT | 2 |
| THEPAUT | 2 |
| THEPOT | 1 |
| THIEC (LE) | 1 |
| THOANNEN | 1 |
| THOMAS | 42 |
| THOMAS (LE) | 2 |
| THOMET (LE) | 3 |
| THOURA | 1 |
| TIEC (LE) | 46 |
| TIGEON | 1 |
| TILLY | 48 |
| TIRCOT | 1 |
| TIRRANT (LE) | 1 |
| TOANEN | 1 |
| TOANNEN | 1 |
| TOISSER | 1 |
| TOMET (LE) | 1 |
| TOMMET (LE) | 3 |
| TORAVAL | 2 |
| TOUBOULIC | 6 |
| TOUCHE de la | 1 |
| TOUDIC | 48 |
| TOULBOT | 1 |
| TOULLEC (LE) | 12 |
| TOULLIC | 3 |
| TOULOUSAN | 1 |
| TOUPIN | 14 |
| TOUZET (LE) | 2 |
| TRAVADEL | 7 |
| TRAVEL | 1 |
| TRECHAY | 1 |
| TREDAN | 1 |
| TREGROM | 1 |
| TREGROS | 7 |
| TREHIO | 1 |
| TREHIOU | 1 |
| TREMEL | 1 |
| TRESOLER | 1 |
| TRETAN ? | 1 |
| TREUPELIN (LE) | 1 |
| TREUSTE (LE) | 1 |
| TREVAZAN | 1 |
| TREVOAN | 4 |
| TREVOAZAN | 1 |
| TRICHELET | 1 |
| TRICHERET | 1 |
| TRICOT | 13 |
| TRIVIDIC (LE) | 2 |
| TRIVIS | 3 |
| TROADEC (LE) | 5 |
| TROBEL | 2 |
| TROCLER (LE) | 1 |
| TURBAN | 3 |
| TURCQUET | 1 |
| TURLUET | 1 |
| TURQUAY | 1 |
| TURQUET | 13 |
| TURUBAN | 1 |
| TYNEVEZ (LE) | 1 |
| ULLIAC | 1 |
| UNVOA | 1 |
| URIEN | 1 |
| URO | 1 |
| URVOIS | 1 |
| URVOY | 2 |
| VACON (LE) | 1 |
| VAL (LE) | 21 |
| VARRAT (LE) | 1 |
| VECHER (LE) | 1 |
| VEI (LE) | 1 |
| VERNET | 2 |
| VEUSIT | 1 |
| VEUZIT (LE) | 3 |
| VEVO (LE) | 1 |
| VEY (LE) | 9 |
| VIDAMANT | 5 |
| VIDAMENT | 4 |
| VILAIN | 1 |
| VILLEON de la | 1 |
| VIMON | 2 |
| VINCENT | 1 |
| VINCENT (LE) | 3 |
| VISTORTE | 3 |
| VISTORTE de | 1 |
| VISTORTE DE PEN | 1 |
| VOT (LE) | 5 |
| VOUT (LE) | 1 |
| YANNOU | 1 |
| YAOUANC (LE) | 1 |
| YOUT (LE) | 1 |
| YRAND | 8 |
| YVES | 1 |
| YVON | 7 |
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