Career
He played in the Fußball-Bundesliga for Borussia Mönchengladbach and in the 2. Fußball-Bundesliga for SV Meppen and Hannover 96. Kretzschmar was one of the successful players in the penalty shoot-out.
His last professional match as on 30 May 1993 with Hannover 96 against VfB Oldenburg.
Altogether, Kretzschmar played 8 Bundesliga matches without scoring and 113 2nd Bundesliga matches, scoring twice. In addiion, he appeared in two matches in the European Cup Winners" Cup for Hannover 96.
In 1993 he returned to amateur status and only played for amateur clubs. Aside from his football career, he trained as an office management assistant to prepare for the time after his playing career.
His last station as a player was 1.