17th century Nikolaus Rugendas was born on 31th July, 1665.
18th century Jean-Louis Gosselin was born on 31th July, 1756 in Saint-Nicolas d'Aliermont.
19th century Friedrich Wöhler was born on 31th July, 1800 in Eschersheim near Frankfurt a. M. Marie-Françoise Croutte was born on 31th July, 1801 in Saint-Nicolas d'Aliermont. Édouard-Joseph Thuillier was born on 31th July, 1807 in Dieppe (Seine-Maritime). Hilaire-Albéric Decaux was born on 31th July, 1824 in Saint-Nicolas d'Aliermont. Marie-Estelle Croutte was born on 31th July, 1841 in Saint-Nicolas d'Aliermont. Eugêne-Adolphe Boissel was born on 31th July, 1846 in Dieppe (Seine-Maritime). François-Jean-Baptiste Gourdain was born on 31th July, 1848 in Saint-Nicolas d'Aliermont. Berthe-Yvonne Sannier was born on 31th July, 1891 in Saint-Nicolas d'Aliermont.
20th century Pierre-Alain Blum was born on 31th July, 1945 in Neuchâtel.
Henri Jacot died on 31th July, 1868.