Marie-Madeleine-Suzanne Lebon was born on 9th February, 1777 in Saint-Nicolas d'Aliermont. Horine-Désirée Cellier was born on 9th February, 1787 in Saint-Nicolas d'Aliermont. Victoire-Zoé Canis was born on 9th February, 1805 in Saint-Nicolas d'Aliermont. Christian Reithmann was born on 9th February, 1818. Judith-Appolline Legras was born on 9th February, 1824 in Saint-Aubin-le-Cauf. Narcisse Fihue was born on 9th February, 1825 in Saint-Nicolas d'Aliermont. Victor-Alexandre Gauray was born on 9th February, 1825 in Saint-Nicolas d'Aliermont. Armantine-Rosine Legrand was born on 9th February, 1833 in Saint-Nicolas d'Aliermont. Jacques-Bénoni Lefebvre was born on 9th February, 1836 in Saint-Jacques-d'Aliermont. Marguerite-Florine Hurel was born on 9th February, 1843 in Saint-Nicolas d'Aliermont. Rosa-Aimée Delépine was born on 9th February, 1857 in Saint-Nicolas d'Aliermont. Marie-Julia-Augustine Couaillet was born on 9th February, 1866 in Saint-Nicolas d'Aliermont. Albertine-Estelle Guignon was born on 9th February, 1869 in Saint-Nicolas d'Aliermont. Paul-Auguste Huguenin (Dezot) was born on 9th February, 1882 in Le Locle. Aurélie-Camille-Appoline Duménil was born on 9th February, 1884 in Saint-Nicolas d'Aliermont. Charles-Célestin Lhermoyé was born on 9th February, 1884 in Saint-Aubin-le-Cauf. Édouard-François-Alexandre Mermillod was born on 9th February, 1885 in Sainte-Marguerite-sur-Mer, Seine-Maritime. Konrad Kellenberger was born on 9th February, 1907. Reinhard Meis was born on 9th February, 1940 in Koppelow/Güstrow.
Nevil Maskelyne died on 9th February, 1811 in Greenwich. Jean-Jacques Hardy died on 9th February, 1820 in Saint-Nicolas d'Aliermont. Jean André Melly died on 9th February, 1843. Louis-Gabriel Fournier died on 9th February, 1847 in Saint-Nicolas d'Aliermont. Auguste Albert Ducommun died on 9th February, 1867 in Les Ponts-de-Martel. Joséphine-Florence Daire died on 9th February, 1882 in Saint-Nicolas d'Aliermont. Joséphine-Isabline Denis died on 9th February, 1908 in Saint-Nicolas d'Aliermont. Virginie Huguenin died on 9th February, 1914 in Le Locle. Henri Louis Piguet died on 9th February, 1931. Edouard Huguenin died on 9th February, 1933 in Corcelles-Cormondrèche. August Spetzler died on 9th February, 2010 in Paradise Valley.