Tomáš Mrázek (born August 24, 1982, in Brno) is a professional Czech rock climber specializing in lead climbing competitions.

He won two World Championships, in 2003[1] and 2005,[2] and one Lead World Cup, in 2004.

[3] Tomáš started climbing on the rocks of Stránská skála near Brno in 1997.

Only two years later, he could climb his first 8a and in the subsequent year managed to win the Czech Championship in lead climbing.

Tomáš has been keeping to win the Czech Championships annually.