Thomas Kessler (born 20 January 1986) is a German former professional footballer who played as a goalkeeper.

Bundesliga against Kickers Offenbach on May 13, 2007, after replacing Stefan Wessels who broke a rib in that game.

Kessler joined Bundesliga club FC St. Pauli on loan in June 2010 for two years.

Bundesliga, but whose sporting management had already decided to count on Timo Horn as their first choice well before the start of the 2012/13 season.

After Horst Heldt left Köln in June 2021, Kessler was named the new head of the clubs professional department.