Stephen Swart (born Auckland, 5 January 1965) is a former New Zealand cyclist.

He began his professional career with British team, ANC-Halfords and rode the 1987 Tour de France with them.

Swart's older brother, Jack, was a top amateur cyclist.

Prompted by his son's taking up racing, Swart spoke up about doping in cycling.

[3][4] Swart also testified, under oath in 2006, that he was paid $50,000 to lose a race, by Armstrong.