Janowski (masculine) and Janowska (feminine) is a Polish surname. In other countries it may be written as Yanovsky, Yanovskyi or Yanovskiy (masculine) and Yanovskaya or Yanovskaia (feminine). It may refer to:
Janowski/JanowskaAdam Janowski (born 1987), English rugby league playerAlina Janowska, Polish actressBronisława Janowska (1868–1953), Polish realist painter and publisherChaim Janowski (1867–1935), Polish-Jewish chess master, brother of DawidDawid Janowski (1868–1927), Polish chess master, brother of ChaimGabriel Janowski (born 1947), Polish politicianJanusz Janowski (born 1965), Polish painter, jazz drummer, art theoristMaciej Janowski (born 1991), Polish speedway riderMarek Janowski (born 1939), Polish-born conductorMax Janowski (1912–1991), Polish composer of Jewish liturgical musicMieczysław Janowski (born 1947), Polish politicianPiotr Janowski (1951–2008), Polish violinistWerner von Janowski (c.1903–1978), German Nazi spyWioletta Frankiewicz (née Janowska in 1977), Polish runnerWojciech Janowski (born 1949), Polish-born Monegasque businessman, diplomat and philanthropistYanovsky/Yanovskaya/etc.Aleksandr Yanovsky (born 1952), Russian football coach and a former playerAnna Yanovskaya (born 1996), Russian ice dancerAvrom Yanovsky (1911–1979), Canadian editorial cartoonistIgor Yanovsky (born 1974), Russian association football playerNikki Yanofsky (born 1994), Canadian jazz-pop singer-songwriterRudolph Yanovskiy (1929–2010), Russian philosopherSaul Yanovsky (1864–1939), American anarchistSemyon Yanovsky (1788–1876), Russian naval officerSofya Yanovskaya (1896–1966), Soviet mathematician and historianVasyl Gogol-Yanovsky (1777–1825), Ukrainian playwright and poets, father of Nikolai GogolVitali Yanovskiy (born 1996), Russian football playerVyacheslav Yanovskiy (born 1957), Belarusian boxerZal Yanovsky (1944–2002), Canadian rock musician