Jean François Rilliet was born on 27th May, 1728 in Geneva. Adrianus Bonebakker was born on 27th May, 1767 in Tiel. Henriette-Victorine Denis was born on 27th May, 1825 in Saint-Nicolas d'Aliermont. Jacques-Auguste Papin was born on 27th May, 1832 in Saint-Nicolas d'Aliermont. Julie-Hyacinthe Maillard was born on 27th May, 1842 in Saint-Nicolas d'Aliermont. Wilhelm Bobe was born on 27th May, 1852 in Johnsbach. Charles-Alcide Vaucher was born on 27th May, 1860. Ernest-Édouard Auzout was born on 27th May, 1878 in Saint-Nicolas d'Aliermont. Émilie-Georgette Ropert was born on 27th May, 1882 in Saint-Nicolas d'Aliermont. Marie-Gabrielle-Georgette Denis was born on 27th May, 1884 in Ancourt, Seine-Maritime. Maxime-Émile-Gabriel Lelubois was born on 27th May, 1888 in Saint-Nicolas d'Aliermont. Horst Lommatzsch was born on 27th May, 1924 in Dresden.
François Rilliet died on 27th May, 1739 in Geneva. George-Alfred Vaucher died on 27th May, 1843. Dominique-Auguste Delaporte died on 27th May, 1854 in Saint-Nicolas d'Aliermont. Dr. Heinrich Nils Antoine-Feill died on 27th May, 1922.