Gerd Roggensack
As a player, he spent three seasons in the Bundesliga with 1. FC Kaiserslautern and Arminia Bielefeld, and was also part of Borussia Dortmund's 1963 German championship winning team. Roggensack was among the players involved in the 1971 Bundesliga scandal, scoring the game winner for Bielefeld in a fixed match against FC Schalke 04.