Jan Novák (8 April 1921, Nová Ríše – 17 November 1984, Neu Ulm) was a popular Czech composer of classical music.
Novák was primarily active in the 1960s and composed the music for several films of Karel Kachyna.
Novák also composed music for the films of animators Jirí Trnka and Karel Zeman, the leading figures of the Czech animated film, as well as for Wir (1982, TV film) (based on We, the 1921 Russian novel by Yevgeny Zamyatin).