Frederiek Nolf (10 February 1987 – 5 February 2009) was a Belgian professional road bicycle racer, who died in Doha in his sleep of an apparent heart attack between stages 4 and 5 of the 2009 Tour of Qatar.^[1] Nolf was born in Kortrijk. He was a friend of cyclist Wouter Weylandt, who died two years after Nolf, in a racing accident in May 2011.