Former goalkeeper who appeared in 462 matches for Borussia Dortmund and the Rangers FC between 1990 and 2007.
He spent his youth career with UsU Eving-Lindenhorst and Eintracht Dortmund.
He earned 17 caps for the German U21 team from 1991 to 1993.
He was born in Dortmund, Germany.
He and fellow goalkeeper Sepp Maier both represented Germany in international competition.