Hi, my name is Marc Kroon. My discipline is wakeboarding boat. My friends call me Olaf Kölzich. I was born on 2 May 1995 in The Netherlands. My special talent is trampolining and ice hockey. My philosophy of life isfreedom = happiness. The most important person in my life is my brother, Nils. My favourite food is hamburgers or sushi. My favourite music is hip hop, especially Kanye West.
Sport(s) you practice