Biegun is a surname. Notable people with the surname include:
Halina Biegun (born 1955), Polish luger Krzysztof Biegun (born 1994), Polish ski jumper Stefania Biegun (1935–2016), Polish cross-country skier Stephen E. Biegun (born 1963), American auto executive and politician
See also
Begun, an East Slavic cognate