Waßmuth also won eight medals at the ICF Canoe Sprint World Championships with five golds (K-1 4 x 200 m: 2009, 2010; K-4 200 m: 2007, 2009; K-4 500 m: 2005, 2007) and two silvers (K-4 200 m and K-4 500 m: both 2006).