Mehmed Selaheddin (6 August 1861 - 29 April 1915) was the only son of Sultan Mehmed Murad V, 33rd Sovereign of the House of Osman, and his second wife Reftarıdil Kadınefendi. He educated privately and became 3rd Velihad from 13 August 1909 and Major-General of the Imperial Ottoman Army. He received the Collar of the Hanedan-ı-Ali-Osman and the Nişan-ı-Ali-Imtiyaz.