Seyhan is a district-municipality in the Adana Province of Turkey.
Seyhan may also refer to:
Places Seyhan, Seyhan, a village in the district of Seyhan, Adana, Turkey Seyhan Dam, a hydroelectric dam on the Seyhan River Seyhan Rotary Anadolu Lisesi, a high school in Turkey Seyhan River, a river in Turkey Seyhan, Iran, a village in Khuzestan Province, Iran
People Given name Seyhan Arman (born 1980), Turkish transgender rights activist, actress, and drag queen Seyhan Erözçelik (1962-2001), Turkish poet Seyhan Gündüz (born 1980), Turkish women's footballer Seyhan Kurt (born 1971), French-Turkish poet, writer and sociologist Seyhan Soylu, Turkish television director Seyhan Cenk Tekelioğlu (born 1973), Turkish footballer Seyhan Yildiz (born 1989), Swiss-born Liechtensteiner footballer
Surname Mustafa Hüseyin Seyhan (born 1996), Turkish footballer Tolga Seyhan (born 1977), Turkish footballer