| Patronyme | Lieu | Nombre de personnes | Date de début | Date de fin |
|---|
| GUEGANIC | France - 56 Morbihan - Bieuzy,56310,Bretagne | 1 | 1709 | 1760 |
| France - 56 Morbihan - Bieuzy,56310,Bretagne,Village de Poulprio | 1 | 1709 | 2023 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 1 | 1736 | 1736 |
| GUEGANO | France - 56 Morbihan - Languidic,56440,Bretagne | 1 | 1744 | 1773 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de Mané-Brezellec | 1 | 1744 | 2022 |
| GUEGUEN | France - 56 Morbihan - Guénin,56150,Bretagne | 2 | 1670 | 2002 |
| France - 56 Morbihan - Guénin,56150,Bretagne,Village de Kervéguen | 1 | 1700 | 2004 |
| France - 56 Morbihan - Noyal-Muzillac,56190,Bretagne | 1 | 1602 | 2022 |
| France - 56 Morbihan - Noyal-Pontivy,56920,Bretagne | 1 | 1677 | 1677 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 2 | 1751 | 2003 |
| GUÉGUEN | France - 56 Morbihan - Baud,56150,Bretagne | 1 | 1696 | 1696 |
| France - 56 Morbihan - Guénin,56150,Bretagne,Village de Kervéguen | 1 | 1696 | 2004 |
| GUEGUIN | France - 56 Morbihan - Pluméliau,56930,Bretagne | 1 | 1728 | 2003 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Saint-Nicolas-Blavel | 1 | 1758 | 1758 |
| GUEHENNEC | France - 56 Morbihan - Baud,56150,Bretagne | 1 | 1727 | 1766 |
| France - 56 Morbihan - Baud,56150,Bretagne,Village de Saint-Ely | 1 | 1702 | 2008 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 9 | 1597 | 2020 |
| GUÉHENNEUX | France - 56 Morbihan - Crédin,56580,Bretagne | 1 | 1907 | 1907 |
| France - 56 Morbihan - Pontivy,56300,Bretagne | 1 | 1987 | 1987 |
| France - 56 Morbihan - Saint-Thuriau,56300,Bretagne | 1 | 1904 | 2008 |
| France - Kerfourn,56920,Morhihan,Bretagne | 1 | 1873 | 2008 |
| GUÉRIN | France - 79 Deux-Sèvres - Niort,79000,Vendée | 1 | 1934 | 2002 |
| GUERY | France - 59 Nord - Cambrai,59400,Artois | 1 | 1794 | 2006 |
| GUEZENNEC | France - 56 Morbihan - Pluméliau,56930,Bretagne | 2 | 1586 | 2024 |
| GUGUIN | France - 56 Morbihan - Remungol,56500,Bretagne | 1 | 1917 | 2020 |
| GUICHON | France - 01 Ain - Marboz,01851,Auvergne-Rhône-Alpes | 1 | 1853 | 1853 |
| France - 01 Ain - Marboz,01851,Auvergne-Rhône-Alpes,Village de Moncéty | 1 | 1835 | 2007 |
| France - 39 Jura - Saint-Amour,39160,Bourgogne-Franche-Comté,Etude de Maître CHARPY | 1 | 1853 | 1853 |
| GUIGAN | France - 56 Morbihan - Pluméliau,56930,Bretagne | 2 | 1731 | 1735 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Kerhorno | 1 | 1731 | 2013 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Kervio | 1 | 1735 | 2013 |
| GUIGEN | France - 56 Morbihan - Noyal-Pontivy,56920,Bretagne | 1 | 1701 | 2020 |
| GUIGUEN | France - 56 Morbihan - Noyal-Pontivy,56920,Bretagne | 2 | 1701 | 2023 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 4 | 1723 | 1747 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Eglise trêviale | 1 | 1755 | 1755 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Le Bourg trèvial de Saint Nicolas Blavet | 1 | 1755 | 1755 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Keraron | 3 | 1723 | 2013 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Kerhorno | 1 | 1727 | 2013 |
| France - Kerfourn,56920,Morhihan,Bretagne | 1 | 1732 | 1786 |
| GUIGUENO | France - 56 Morbihan - Guern,56310,Bretagne | 1 | 1766 | 2004 |
| France - 56 Morbihan - Guern,56310,Bretagne,Village de Locrio | 1 | 1833 | 1833 |
| GUILLAUME | France - 22 Côte d'armor - Saint-Mayeux,22320,Bretagne | 1 | 1690 | 2023 |
| France - 56 Morbihan - Baud,56150,Bretagne | 1 | 1779 | 1779 |
| France - 56 Morbihan - Baud-Saint-Barthélemy,56150,Bretagne,Village de Govero | 1 | 1830 | 1830 |
| France - 56 Morbihan - Guern,56310,Bretagne | 1 | 1870 | 1870 |
| France - 56 Morbihan - Malguénac,56300,Bretagne | 2 | 1791 | 1827 |
| France - 56 Morbihan - Malguénac,56300,Bretagne,Village de Botmarh | 2 | 1800 | 2021 |
| France - 56 Morbihan - Neulliac,56300,Bretagne | 1 | 1652 | 2022 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Village de Kerostin | 1 | 1691 | 1691 |
| France - 56 Morbihan - Noyal-Pontivy,56920,Bretagne | 1 | 1880 | 2008 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 17 | 1684 | 2021 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Chez Olivier GUILLAUME son grand-père | 1 | 1755 | 1755 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Cimetière | 1 | 1790 | 1790 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Le Bourg | 3 | 1706 | 2021 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Kerbrégent | 1 | 1790 | 1790 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Kergristien | 1 | 1763 | 2008 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Kerhervé | 1 | 1723 | 1723 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Saint-Thomas | 8 | 1721 | 2021 |
| GUILLEBERT | France - 72 Sarthe - Vibraye,72320,Pays de la Loire | 1 | 1757 | 2006 |
| GUILLEMET | France - 56 Morbihan - Baud,56150,Bretagne | 1 | 1731 | 1731 |
| France - 56 Morbihan - Guénin,56150,Bretagne | 1 | 1746 | 1746 |
| France - 56 Morbihan - Guénin,56150,Bretagne,Village de Talbedivy | 1 | 1746 | 2022 |
| France - 56 Morbihan - Plumelin,56500,Bretagne | 2 | 1711 | 2014 |
| France - 56 Morbihan - Plumelin,56500,Bretagne,Chapelle de Notre Dame de La Fosse | 2 | 1730 | 1730 |
| GUILLEMOND | France - 80 Somme - Chirmont,80250,Picardie | 1 | 1819 | 2009 |
| GUILLEMOT | France - 56 Morbihan - Guénin,56150,Bretagne | 1 | 1745 | 2007 |
| France - 56 Morbihan - Gâvres,56290,Bretagne | 1 | 1896 | 2016 |
| GUILLEVIC | France - 56 Morbihan - Naizin,56500,Bretagne | 1 | 1699 | 2021 |
| France - 56 Morbihan - Naizin,56500,Bretagne,Le Bourg | 1 | 1757 | 1757 |
| GUILLO | France - 56 Morbihan - Kergrist,56300,Bretagne | 1 | 1735 | 2023 |
| France - 56 Morbihan - Moustoir-Remungol,56500,Bretagne | 1 | 1752 | 2020 |
| France - 56 Morbihan - Neulliac,56300,Bretagne | 1 | 1753 | 1753 |
| GUILLÔMÉ | France - 56 Morbihan - Malguénac,56300,Bretagne | 2 | 1803 | 2008 |
| GUILLOT | France - 75 Paris - Paris Xx°,75020,Ile de France | 1 | 1913 | 1913 |
| France - 75 Paris - Paris X°,75010,Île-de-France | 1 | 1893 | 2017 |
| GUILLOUX | France - 22 Côte d'armor - Saint-Guen,22530,Bretagne | 1 | 1786 | 2009 |
| France - 56 Morbihan - Cléguérec,56480,Bretagne,Village de Kerdréan | 1 | 1768 | 2021 |
| France - 56 Morbihan - Malguénac,56300,Bretagne | 1 | 1791 | 2008 |
| France - 56 Morbihan - Neulliac,56300,Bretagne | 1 | 1802 | 1802 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Village de Kervégan | 1 | 1802 | 1802 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 1 | 1778 | 2020 |
| GUILLOUZO | France - 56 Morbihan - Baud,56150,Bretagne | 1 | 1645 | 2022 |
| France - 56 Morbihan - Camors,56330,Bretagne,Village de Kerniel | 1 | 1715 | 1715 |
| France - 56 Morbihan - Moustoir-Remungol,56500,Bretagne | 1 | 1802 | 2020 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 2 | 1804 | 1863 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Keraudren | 4 | 1777 | 2021 |
| GUYADER | France - 56 Morbihan - Quistinic,56310,Bretagne | 1 | 1680 | 2015 |
| GUYOMARD | France - 62 Pas-de-Calais - Roclincourt,62223,Nord Pas-de-Calais | 1 | 1915 | 1915 |
| France - 92 Hauts-de-Seine - Gennevilliers,92230,Ile-de-France | 1 | 1908 | 1908 |
| France - Montauban-de-Bretagne,35360,Ile-et-Vilaine,Bretagne | 1 | 1880 | 2004 |
| GUYOMARH | France - 56 Morbihan - Baud,56150,Bretagne | 1 | 1760 | 2020 |
| France - 56 Morbihan - Brandérion,56700,Bretagne | 1 | 1759 | 1759 |
| France - 56 Morbihan - Brandérion,56700,Bretagne,Village de Kerguserh | 1 | 1764 | 1764 |
| France - 56 Morbihan - Guénin,56150,Bretagne | 3 | 1682 | 2005 |
| France - 56 Morbihan - Guénin,56150,Bretagne,Village de L'Henvaud | 1 | 1812 | 1812 |
| France - 56 Morbihan - Languidic,56440,Bretagne | 18 | 1670 | 2022 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Le Bourg | 4 | 1697 | 2022 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de Gohannec | 4 | 1728 | 2022 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de Gonnec | 1 | 1752 | 2022 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de Kerrous-Saint-Maur | 1 | 1740 | 2022 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de Kerzerho | 3 | 1727 | 2022 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de La Villeneuve | 1 | 1670 | 2015 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de Lambézégan | 1 | 1723 | 2022 |
| France - 56 Morbihan - Languidic,56440,Bretagne,Village de Mané-Brezellec | 1 | 1768 | 1768 |
| France - 56 Morbihan - Persquen,56160,Bretagne | 1 | 1823 | 1823 |
| GUYOT | France - 56 Morbihan - Guénin,56150,Bretagne | 1 | 1672 | 1672 |
| France - 56 Morbihan - Guénin,56150,Bretagne,Village de Tal Lann | 1 | 1672 | 2012 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 2 | 1616 | 2020 |
| | | | | |
| HALGRIN | France - 72 Sarthe - Berfay,72320,Pays de la Loire | 1 | 1824 | 2006 |
| HALLOIN | France - 41 Loir-et-Cher - Baillou,41170,Centre | 1 | 1664 | 2016 |
| HAMONIC | France - 56 Morbihan - Neulliac,56300,Bretagne | 1 | 1686 | 1706 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Village de Trémeler | 2 | 1680 | 2022 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 1 | 1802 | 1802 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Linguen | 1 | 1767 | 2021 |
| HANIO | France - 56 Morbihan - Plouhinec,56680,Bretagne | 1 | 1821 | 2009 |
| HARRACHART | France - 91 Essonne - Morangis,91420,Île-de-France | 2 | 1811 | 2017 |
| HAUDRY | France - 72 Sarthe - Rahay,72120,Pays de la Loire | 3 | 1662 | 2016 |
| France - 72 Sarthe - Valennes,72320,Pays-de-la-Loire | 1 | 1599 | 2016 |
| HELLEC | France - 56 Morbihan - Bieuzy,56310,Bretagne | 1 | 1729 | 1729 |
| France - 56 Morbihan - Melrand,56310,Bretagne | 1 | 1771 | 2022 |
| HELLEGOUACH | France - 56 Morbihan - Saint-Caradec-Trégomel,56540,Bretagne | 1 | 1788 | 2012 |
| HELLEGOUARELS | France - 56 Morbihan - Saint-Caradec-Trégomel,56540,Bretagne | 2 | 1792 | 2009 |
| France - 56 Morbihan - Saint-Caradec-Trégomel,56540,Bretagne,Village de Kernascleden | 1 | 1790 | 2009 |
| HELLOCO | France - 22 Côte d'armor - Moncontour,22510,Bretagne | 1 | 1685 | 2023 |
| HEMON | France - 56 Morbihan - Guern,56310,Bretagne | 1 | 1810 | 2004 |
| HEMONIC | France - 56 Morbihan - Pluméliau,56930,Bretagne | 1 | 1898 | 2008 |
| HEMONNIC | France - 56 Morbihan - Melrand,56310,Bretagne | 2 | 1746 | 2022 |
| HEMONO | France - 56 Morbihan - Baud,56150,Bretagne | 2 | 1650 | 2013 |
| France - 56 Morbihan - Guénin,56150,Bretagne | 1 | 1756 | 2004 |
| HENO | France - 56 Morbihan - Moustoir-Remungol,56500,Bretagne | 1 | 1753 | 2020 |
| France - 56 Morbihan - Naizin,56500,Bretagne | 1 | 1717 | 2022 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 4 | 1610 | 2015 |
| France - 56 Morbihan - Remungol,56500,Bretagne | 1 | 1775 | 1786 |
| France - 56 Morbihan - Saint-Thuriau,56300,Bretagne | 2 | 1692 | 1773 |
| France - 56 Morbihan - Saint-Thuriau,56300,Bretagne,Village de Kerfraval | 1 | 1773 | 1773 |
| France - 56 Morbihan - Saint-Thuriau,56300,Bretagne,Village de La Vieille Houssaye | 2 | 1692 | 2020 |
| France - 56 Morbihan - Saint-Thuriau,56300,Bretagne,Village de Resterhann | 10 | 1722 | 2021 |
| HENRICHOT | France - 56 Morbihan - Noyal-Pontivy,56920,Bretagne | 2 | 1614 | 2023 |
| HENRIO | France - 22 Côte d'armor - Merléac,22460,Bretagne | 3 | 1705 | 2021 |
| France - 22 Côte d'armor - Mûr-de-Bretagne,22530,Bretagne | 6 | 1672 | 1718 |
| France - 22 Côte d'armor - Mûr-de-Bretagne,22530,Bretagne,Moulin de la Roche-Guehennec | 5 | 1710 | 2021 |
| France - 22 Côte d'armor - Saint-Connec,22530,Bretagne | 3 | 1620 | 2022 |
| France - 22 Côte d'armor - Saint-Connec,22530,Bretagne,Village de Kerlain-d'En-Haut | 1 | 1687 | 1687 |
| France - 22 Côte d'armor - Saint-Guen,22530,Bretagne | 1 | 1704 | 1704 |
| France - 56 Morbihan - Baud,56150,Bretagne | 2 | 1641 | 2014 |
| France - 56 Morbihan - Baud,56150,Bretagne,Village de Keraudrono | 1 | 1778 | 2022 |
| France - 56 Morbihan - Baud,56150,Bretagne,Village de Kernantec | 1 | 1831 | 1831 |
| France - 56 Morbihan - Bieuzy,56310,Bretagne | 1 | 1746 | 2023 |
| France - 56 Morbihan - Kergrist,56300,Bretagne | 4 | 1777 | 2016 |
| France - 56 Morbihan - Kergrist,56300,Bretagne,Village de Torloray | 1 | 1778 | 1778 |
| France - 56 Morbihan - Neulliac,56300,Bretagne | 11 | 1738 | 2005 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Cimetière | 1 | 1736 | 1736 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Cymetiere | 1 | 1747 | 1747 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Etude de maître ODIC | 1 | 1857 | 1857 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Village de Kergoët | 8 | 1736 | 2021 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Village de Penhoet-d'en-Haut | 1 | 1747 | 1747 |
| France - 56 Morbihan - Neulliac,56300,Bretagne,Village de Penhouët-Kerhilio | 2 | 1740 | 2012 |
| France - 56 Morbihan - Pontivy,56300,Bretagne,Village de La Hay | 1 | 1841 | 2009 |
| France - 56 Morbihan - Saint-Caradec-Trégomel,56540,Bretagne | 1 | 1755 | 2017 |
| HENRY | France - 55 Meuse - Vadonville,55200,Lorraine | 1 | 1868 | 1868 |
| France - 57 Moselle - Metz,57000,Lorraine | 1 | 1850 | 2007 |
| France - 75 Paris - 75000,Île-de-France | 1 | 1822 | 2007 |
| France - 75 Paris - Paris Iii°,75003,Île-de-France,rue Saint-Denis n°210, paroisse Saint-Nicolas-du-Champs | 1 | 1847 | 1847 |
| France - 75 Paris - Paris Iv°,75004,Ile-de-France | 1 | 1820 | 1820 |
| France - 75 Paris - Paris Iv°,75004,Ile-de-France,Paroisse Saint-Merri | 1 | 1820 | 1820 |
| France - 78 Yvelines - Richebourg,78550,Île-de-France | 1 | 1789 | 2007 |
| France - 92 Hauts-de-Seine - Meudon,92190,Ile de France | 1 | 1897 | 1897 |
| HERBET | France - 80 Somme - Albert,80300,Picardie | 2 | 1834 | 2018 |
| France - 80 Somme - Albert,80300,Picardie,Etude de Maître CORNU | 1 | 1869 | 1869 |
| France - 80 Somme - Mesnil-Martinsart,80300,Picardie | 2 | 1815 | 2018 |
| HERCHIN | France - 62 Pas-de-Calais - Beaurainville,62990,Hauts-de-France,Etude de Maître FOURNIER | 1 | 1904 | 1904 |
| France - 62 Pas-de-Calais - Gouy-Saint-André,62870,Hauts-de-France | 1 | 1904 | 1904 |
| France - 62 Pas-de-Calais - Gouy-Saint-André,62870,Hauts-de-France,Chez Florentin SALIDOT-rue du Fort-Mahon | 1 | 1880 | 2018 |
| France - 80 Somme - Abbeville,80132,Hauts-de-France | 1 | 1913 | 1913 |
| HERMAND | France - 80 Somme - Miraumont,80300,Picardie | 1 | 1802 | 2005 |
| HERMAN | France - 59 Nord - Halluin,59250,Hauts-de-France | 1 | 1874 | 2010 |
| France - 59 Nord - Roubaix,59100,Nord-Pas-de-Calais | 2 | 1899 | 1934 |
| France - 59 Nord - Roubaix,59100,Nord-Pas-de-Calais,rue de la Conférence | 1 | 1911 | 2018 |
| HERPIN | France - 80 Somme - Miraumont,80300,Picardie | 1 | 1796 | 2020 |
| HERSMAN | Pays bas - Halsteren,Nord-Brabant | 2 | 1791 | 2011 |
| Pays bas - Sommelsdijk,Hollande-Méridionale | 1 | 1820 | 1820 |
| Pays bas - Wouw,Brabant-Septentrional | 1 | 1820 | 2011 |
| HERVÉ | France - 22 Côte d'armor - Saint-Caradec,22600,Bretagne,Village de Redeven | 1 | 1615 | 2023 |
| France - 22 Côte d'armor - Saint-Connec,22530,Bretagne | 1 | 1672 | 1672 |
| France - 56 Morbihan - Guern,56310,Bretagne | 1 | 1806 | 2008 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 1 | 1783 | 1783 |
| HERVIHAN | France - 22 Côte d'armor - Saint-Caradec,22600,Bretagne | 1 | 1675 | 2023 |
| HERVIO | France - 56 Morbihan - Baud,56150,Bretagne | 3 | 1682 | 2020 |
| France - 56 Morbihan - Baud,56150,Bretagne,Village de Kerdec | 1 | 1677 | 2000 |
| France - 56 Morbihan - Baud,56150,Bretagne,Village de Talhouët-Kerdec | 1 | 1738 | 1738 |
| France - 56 Morbihan - Baud-Saint-Barthélemy,56150,Bretagne,Village de Kerdec | 1 | 1682 | 2000 |
| France - 56 Morbihan - Guénin,56150,Bretagne | 1 | 1754 | 1754 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne | 6 | 1680 | 2011 |
| France - 56 Morbihan - Pluméliau,56930,Bretagne,Village de Kerhervé | 1 | 1746 | 2000 |