 Lefèvre akahwinawo menduru gumi nemana paICF Canoe Slalom World Championships aine ndarama nomwe C1: 2014, K1: 2002, 2003; C2 timu: 2010, 2011; K1 timu: 2005, 2006, sirivha shanu C2: 2010, 2011; K1: 2005, K1 timu: 2010, 2011, uye maviri endarira K1 timu: 2002, K1: 2011. 