François-Daniel-Abraham Vaucher was born on 21st March, 1750 in Fleurier.
Jean-Jacques Dumouchel was born on 21st March, 1761 in Saint-Nicolas d'Aliermont.
François Legrand was born on 21st March, 1796 in Saint-Nicolas d'Aliermont.
Joséphine-Florence Daire was born on 21st March, 1801 in Saint-Pierre-des-Jonquières, Seine-Maritime.
Pierre-Hubert Hurel was born on 21st March, 1801 in Saint-Nicolas d'Aliermont.
Jules-Adamir Huguenin-Dumittan was born on 21st March, 1802 in La Chaux-du-Milieu.
Eugêne-Julien Lefebvre was born on 21st March, 1833 in Saint-Nicolas d'Aliermont.
Jules Huguenin (Bergenat) was born on 21st March, 1850 in Le Locle.
Marie-Aline Debure was born on 21st March, 1888 in Saint-Aubin-le-Cauf.
Günter Blümlein was born on 21st March, 1943 in Nuremberg.