List of Famous people who born in 1903

Ramón José Castellano was the Argentine Archbishop of Córdoba, known to have ordained to the Catholic priesthood Jorge Mario Bergoglio, S.J., who later became Pope Francis.

Gordon Stanley "Mickey" Cochrane, nicknamed "Black Mike", was an American professional baseball player, manager and coach. He played in Major League Baseball as a catcher for the Philadelphia Athletics and Detroit Tigers. Cochrane was considered one of the best catchers in baseball history and is a member of the Baseball Hall of Fame.

Robert Thoeren (1903–1957) was a German screenwriter and film actor. Thoeren was born in Moravia, then part of the Austro-Hungarian Empire. After the First World War the German-speaking Thoeren emigrated to Germany where he became a theatre and film actor. Thoeren appeared in leading roles in several German-language films made by Paramount at the Joinville Studios in Paris.

Patroklos Karantinos was a Greek architect of early modernism in Greece. He was born in Constantinople and died in Athens.

Ivan Alexander Galamian was an American violin teacher of the twentieth century.

Eduard Neumann was a German philologist who specialized in Germanic studies.