Tags: Swimmer.
Klaas-Erik Zwering (born May 19 1981 in Eindhoven Noord-Brabant) is a former Dutch swimmer and an Olympic medalist. He is currently studying MBO entrepreneurship as he trained in Eindhoven with the PSV Eindhoven swim club. His personal coach was Jacco Verhaeren who is also coach for Dutch swimming phenom Pieter van den Hoogenband.Zwering originally specialized in the 200 meter backstroke coming in seventh place in his first senior competition at the European Championships in Istanbul.