Admiral Mohamed Omar Osman (born 1940) is the chairman of the Ogaden National Liberation Front (ONLF). He was born in Ethiopia, but attended secondary school in Mogadishu. He later went to Egypt where he graduated from the War College, and completed his military education in the Soviet Union.After returning to Somalia, he was appointed a member of the central committee of the ruling Somali Revolutionary Socialist Party in the mid-1970s, then became chief of the party's Politbureau.