Johann Leonhard Battard was born on 6th July, 1724 in Bamberg. Pierre Frédéric Ingold was born on 6th July, 1787 in Biel. Henri-Désiré Legrand was born on 6th July, 1822 in Saint-Aubin-le-Cauf near Saint-Nicolas d'Aliermont. Désiré-Alfred Dumouchel was born on 6th July, 1834 in Saint-Nicolas d'Aliermont. Achille-Émile Lejoille was born on 6th July, 1843 in Saint-Nicolas d'Aliermont. Carl Lorenz was born on 6th July, 1844 in Hannover. Nicolas-Delphin Aubin was born on 6th July, 1863 in Saint-Nicolas d'Aliermont. Élisa-Joséphine Lefebvre was born on 6th July, 1868 in Saint-Nicolas d'Aliermont.
Johannes Regiomontanus died on 6th July, 1476 in Rom. Isaac Larpent died on 6th July, 1788. Jean-Baptiste Denis died on 6th July, 1830 in Saint-Nicolas d'Aliermont. Jacques-Nicolas Dumouchel died on 6th July, 1846 in Saint-Nicolas d'Aliermont. Flore-Madeleine-Hortense Dumouchel died on 6th July, 1849 in Saint-Nicolas d'Aliermont. Pierre-Augustin Viandier died on 6th July, 1858 in Saint-Nicolas d'Aliermont. Marie-Madeleine-Rose Boulland died on 6th July, 1868 in Saint-Nicolas d'Aliermont. Hans Wilsdorf died on 6th July, 1960 in Geneva.