Born: June 24, 1855, Saint-Jean-du-Gard, France.
Died: January 2, 1942, Condé sur Noireau (now Condé-en-Normandie), Calvados, France.
Buried: Cimetière Protestant, Condé sur Noireau, Calvados, France.
Ruben was the husband of Jeanne Crétin (married 1877).
A French Baptist minister, evangelist, author and musician, he and his wife Jeanne founded the Institut Biblique de Nogent on the Marne in 1921. He also directed a mission in Marseilles.