About Ralf Kettemann
Ralf Kettemann is a 40-year-old German football manager. Across the 66 matches on record as a manager he has won 48.5% (32 wins, 17 draws and 17 defeats). He currently manages Paderborn, a post held since 2025. Earlier in his career he also managed Karlsruher U19. In total, he has led 2 different teams. His longest recorded stint is at Paderborn (since 2025): 42 matches at a 50% win rate.