List of Famous people born in December

John Keill FRS was a Scottish mathematician, natural philosopher, and cryptographer who was an important defender of Isaac Newton.

James Thompson is an English professional mixed martial artist who competes in the Heavyweight division. A professional competitor since 2003, Thompson has also formerly competed for PRIDE FC, Bellator MMA, Cage Rage, EliteXC, Sengoku, DREAM, KSW, Rizin, and the SFL.

Gilbert Bellone was a French professional road bicycle racer.

Martin John Amos is a bishop of the Catholic Church in the United States. He served as an auxiliary bishop of Cleveland, Ohio, from 2001 to 2006, and then served as the eighth bishop of Davenport, Iowa from 2006 to 2017.

Josip Plemelj was a Slovene mathematician, whose main contributions were to the theory of analytic functions and the application of integral equations to potential theory. He was the first chancellor of the University of Ljubljana.

Jon Odriozola Mugarza is a Spanish former cyclist who rode professionally between 1995 and 2004 for the Batik–Del Monte, iBanesto.com and Comunidad Valenciana–Kelme teams. Odriozola most recently worked as the general manager for UCI Professional Continental team Euskadi–Murias.

Robert Klauß is a German football manager and former player, who last managed 1. FC Nürnberg.

Elena Kostantinovna Romanovskaya is a Russian former competitive ice dancer. With partner Alexander Grachev, she won the 2004 World Junior title.

Joseph Morvan was a French professional road bicycle racer. Morvan had his most successful year in 1956, when he won Paris–Bourges and stage in the Tour de France.