Kolár (Slovak/Czech feminine: Kolárová) is a surname meaning "wheelwright". Notable people with the surname include:
- Auguste Auspitz-Kolár (1844–1878), Bohemian-born Austrian pianist and composer
- František Jaromír Kolár (1919–1984), Czechoslovak party leader, communist journalist, columnist, and writer
- Jan S. Kolár (1896–1973), Czech film director, screenwriter, actor and film historian
- Josef Jiří Kolár (1812–1896), Czech theatrical actor, director, translator and writer
- Ľuboš Kolár (born 1989), Slovak football player