Jean-Baptiste Cailly was born on 29th July, 1784 in Saint-Nicolas d'Aliermont. Honorine Croutte was born on 29th July, 1793 in Saint-Nicolas d'Aliermont. Élisa-Joséphine Legrand was born on 29th July, 1808 in Saint-Nicolas d'Aliermont. Jean-Séraphin Levasseur was born on 29th July, 1812 in Notre-Dame d'Aliermont near Saint-Nicolas d'Aliermont. Nicolas-Cyrille Bréard was born on 29th July, 1815 in Saint-Nicolas d'Aliermont. Fritz-Henri Huguenin was born on 29th July, 1834 in La Chaux-du-Milieu. Eugène François LeCoultre was born on 29th July, 1840 in Le Brassus. Marie-Clarisse Batel was born on 29th July, 1841. César Henri LeCoultre was born on 29th July, 1841 in Le Sentier. Arsène-Onésime-Maria Crevier was born on 29th July, 1864 in Saint-Nicolas d'Aliermont. Mathilde-Gabrielle Dehame was born on 29th July, 1870 in Saint-Nicolas d'Aliermont.
Théophile-Eugène Debonne died on 29th July, 1881 in Saint-Nicolas d'Aliermont. Paul-Auguste Huguenin died on 29th July, 1954 in Le Locle. Sarah-Augusta Fréchon died on 29th July, 1965 in Paris.