Otumfuo Opoku Ware II (born Jacob Matthew Poku, 30 November 1919 – 26 February 1999) was the 15th Asantehene. He succeeded his uncle Osei Tutu Agyeman Prempeh II on the 27th July 1970. He ruled for 29 years until his death in February 1999. He was succeeded by Otumfuo Nana Osei Tutu II.