Dominik Kaiser (born 16 September 1988) is a German professional footballer who plays as a midfielder for Danish Superliga club Brøndby. Kaiser holds the RB Leipzig record for most appearances, after playing there between 2012 and 2018.
Born in Mutlangen, West Germany, Kaiser was raised in Waldstetten and played for various clubs, such as, TGSV Waldstetten, 1. FC Normannia Gmünd and VfL Kirchheim/Teck before re–joining 1. FC Normannia Gmünd in 2007. Up until he was 17, Kaiser played tennis before decided to quit to fully concentrate on football. At the time of quitting tennis, he was considered one of the best of the national association.
Kaiser made his 1. FC Normannia Gmünd debut, coming on as a second–half substitute, in a 3–0 loss against Alemannia Aachen in the first round of the DFB–Pokal. Since making for his debut for 1. FC Normannia Gmünd, Kaiser became a first team regular for the side in the Oberliga Baden-Württemberg.