Zhar may mean:
- Zhar, a fictional Cthulhu Mythos deity of H. P. Lovecraft
- Zhar Lestin, a fictional character in Star Wars: Knights of the Old Republic
- Zhar language, a dialect of Jarawa language in Nigeria
- Zhar, Nyuksensky District, Vologda Oblast, a place in Russia
- Zhar, Syamzhensky District, Vologda Oblast, a place in Russia
- Z'har, a 2009 film
- Žar Mountain, a mountain in Kosovo
