Reyhan is a unisex given name and a surname. Notable people with the name are as follows:
Given name
Female Reyhan Angelova (1986–2005), Bulgarian Romani singer Reyhan Jamalova, Azerbaijani businesswoman Reyhan Karaca (born 1970), Turkish singer Reyhan Şahin (born 1981), German radio host of Turkish descent Reyhan Şeker (born 1984), Turkish football player Reyhan Taşdelen (born 2007), Turkish Paralympian athlete Reyhan Topchubashova (1905–1970), Azerbaijani painter Reyhan Yılmaz (born 2001), Turkish goalball player Reyhan Yüksekoğlu (born 1980), Turkish football player
Male Reyhan Arabacıoğlu (born 1980), Turkish weightlifter Reyhan Özgür (born 1978), Turkish diplomat
Middle name Abū Rayḥān al-Bīrūnī (973–1048), Muslim scholar and polymath
Surname Ada Rehan, American actress