Pedzisa mutsara unotevera: Pakupera kwa2008, akafuridzirwa naMichael Phelps, akasarudza kutora chirango chechipiri chechikepe (C2) pamwe chete naDenis Gargaud Chanut, achiramba achikwikwidza mu kayak imwe (K1) nechinangwa chekuonekwa muzvikamu zviviri pa 2012 Summer Olympics. Lefèvre akakundikana kuwana menduru pa
2009 World Championships muLa Seu d'Urgell mumapoka ose ari maviri. Kuneta kwakakomba kwaakanzwa pashure pemakwikwi kwakamuita kuti apokanidzane nebasa rake.