Boštjan or Bostjan is a given name. Notable people with the name include:
Boštjan Buč (born 1980), Slovenian retired track athleteBoštjan Burger (born 1966), Slovenian informatician, geographer, panoramic photographer and speleologistBostjan Cadez creator of Line Rider, an internet gameBoštjan Cesar (born 1982), Slovenian international footballerBoštjan Frelih (born 1993), Slovenian footballerBostjan Goličič (born 1989), Slovenian ice hockey playerBoštjan Hladnik (1929–2006), Yugoslavian/Slovene filmmakerBoštjan Kavaš (born 1978), professional handball playerBoštjan Kline (born 1991), Slovenian alpine ski racerBoštjan Krelj (1538–1567), Slovene Protestant reformer, writer, pastor, linguist and preacherBoštjan Lipovšek (born 1974), Slovenian classical horn playerBoštjan Maček (born 1972), sport shooter competing in trapBoštjan Nachbar (born 1980), Slovenian professional basketball playerBoštjan Šimunič (born 1974), retired Slovenian triple jumperBoštjan Žitnik (born 1971), Yugoslav-born, Slovenian slalom canoeist who competed from the mid-1980s to the mid-1990sBoštjan Žnuderl (born 1979), Slovenian football midfielderBoštjan Zupančič (born 1947), Judge at the European Court of Human Rights in Strasbourg, France since 1998