Stefan Max Hirniak (born February 5, 1985) is a swimmer from Canada, who mostly competes in the freestyle and butterfly events. He claimed a bronze medal (4 × 200 m freestyle relay) at the 2007 Pan American Games in Rio de Janeiro, Brazil.
|Full name||Stefan Max Hirniak|
February 5, 1985|
New Brunswick, New Jersey
|Height||1.87 m (6 ft 2 in)|
|Weight||86.5 kg (191 lb)|
|Strokes||Freestyle and butterfly|
|College team||University of Virginia|