Majnun is Layla's lover in the 12th century Persian poem Layla and Majnun.

Majnun may also refer to:

People Majnun (musician), Senegalese musician, performing with Dorcy Rugamba in his 2025 production Hewa Rwanda Majnun Gorakhpuri, pen name of Ahmad Siddiq (1904–1988), an Urdu writer and literary critic Majnun Mammadov (born 1983), an Azerbaijani politician

Other uses Majnun, Iran (disambiguation), several places in Iran Majnun (film), a 2016 Uzbek melodrama directed by Johongir Ahmedov