Sierakowski (feminine: Sierakowska) is a surname. It may refer to:
(1846–1912), Polish jurist and parliamentarian Barbara Sierakowska (1748–1831), Polish actress and opera singer Brian Sierakowski (born 1945), Australian-rules footballer David Sierakowski (born 1974), Australian-rules footballer Sławomir Sierakowski (born 1979), a Polish left-wing activist, political commentator, sociologist
Localities Marianów Sierakowski, village near Gostynin, Poland Sieraków Landscape Park in west-central Poland
See also Dworek Sierakowskich, building in Sopot, Poland