Konieczna has also been successful at the ICF Canoe Sprint World Championships, winning sixteen medals. This includes two golds (K-2 500 m: 1999, K-4 1000 m: 2002), five silvers (K-2 200 m: 1999, 2001, 2002; K-2 500 m: 2001, K-4 500 m: 2005, and seven bronzes (K-1 500 m: 2003, K-2 200 m: 2003, K-4 200 m: 1999, 2001, 2003; K-4 500 m: 1999, 2007, 2010).