List of Famous people born in September

Michael John Catt OBE is a South African-born former rugby union player who played for the England national rugby union team. He played professionally for the clubs London Irish and Bath. He earned 75 international caps for England and played in two World Cup Finals, in 2003 and 2007. With his appearance in the October 2007 final, at age 36 years 1 month, he became the oldest ever player to play in a Rugby World Cup final. Since 2008, Catt has coached various rugby teams, and has since 2019 been an assistant coach for the Ireland national rugby team.

David Mansfield is an American musician and composer.

Milanka Karić is a politician in Serbia. She has served in the National Assembly of Serbia since 2012 as a member of the Strength of Serbia Movement, a political party led by her husband Bogoljub Karić.

Michael Thoreau Lacey is an American mathematician. Lacey received his Ph.D. from the University of Illinois at Urbana-Champaign in 1987, under the direction of Walter Philipp. His thesis was in the area of probability in Banach spaces, and solved a problem related to the law of the iterated logarithm for empirical characteristic functions. In the intervening years, his work has touched on the areas of probability, ergodic theory, and harmonic analysis.

Sverrir Gudnason is a Swedish actor of Icelandic origin.

Charles Gillibert is a French film producer.