Marcel Reinier Wouda (born 23 January 1972 in Tilburg, Noord-Brabant) is a former Dutch competitive swimmer who became Netherlands’ first world swimming champion when he won the world title in the 200m individual medley at the 1998 FINA World Championships in Perth, Australia. He is the coach of Olympic champions Maarten van der Weijden (2008 Olympic 10K Marathon Swim ) and Hinkelien Schreuder at the Nationaal Zweminstituut Eindhoven as well as open water swimmers Linsy Heister (25 km world champion), Maaike Waaijer , Ferry Weertman , Job Kienhuis, Robert Lijesen, Allen Lindenberg, Hinkelien Schreuder, Bastiaan Tamminga, Arjen van der Meulen, Wendy van der Zanden, Tom Vangeneugden, Joeri Verlinden, and Maaike Waaijer .