Biliński (feminine: Bilińska) is a surname. Notable people with the surname include:
Anna Bilińska (1854–1893), Polish painter Leon Biliński (1846–1923), Minister of Finance of the Republic of Poland, president of the Supreme National Committee and Galician ruler Kamil Biliński (born 1988), Polish footballer Marek Biliński (born 1953), Polish composer Mieczysław Biliński (1928–2014), Polish Law and Justice Party politician Roman Biliński (born 2004), Polish-British racing driver Stanko Bilinski (1909–1998), Croatian mathematician and academician Sylwester Biliński, drummer of Polish punk band The Analogs Tadeusz Biliński (1892–1960), Polish politician, member of the former Polish United Workers' Party Vanda Bilinski (born 1944), Swiss chess master
See also Biliński coat of arms, a Polish Coat of Arms