Vahan (Armenian: Վահան) is a given name. A common name variation of this name is Vaan (Russian: Ваан). People with the given name Vahan include:
- Vahan (Byzantine commander) (died 636), Eastern Roman Byzantine commander of Armenian origin
- Vahan Chamlian (1926–2022), American-Armenian businessman and philanthropist
- Vahan Gevorgyan (born 1981), Polish Armenian footballer
- Vahan Hovhannisyan (born 1956), Armenian politician
- Vahan Janjigian, American-Armenian financial strategist and editor (Forbes inc.)
- Vahan Kurkjian (1863–1961), Syrian-born Armenian author and historian wrote authored History of Armenia
- Vahan Malezian (1871–1966), Armenian writer, poet, translator and social activist
- Vahan Mamikonian (440/445–503/510), Armenian nobleman
- Vahan Mardirossian (born 1975), Armenian conductor and pianist
- Vahan Shirvanian (1925–2013), American Armenian cartoonist
- Vahan Tekeyan (1863–1961), pan-Armenian poet and activist
- Vahan Terian (1875–1920), Armenian poet
- Vahan Totovents (1889-1938), Armenian writer, poet and activist