Background
Mirza Osman Ali Baig was born in Bombay on 9 January 1904, the son of Sir Abbas Ali Baig, KCIE, Computer Society of India (1859-1932) and was educated at Clifton College, Bristol and the Royal Military College, Sandhurst.
Mirza Osman Ali Baig was born in Bombay on 9 January 1904, the son of Sir Abbas Ali Baig, KCIE, Computer Society of India (1859-1932) and was educated at Clifton College, Bristol and the Royal Military College, Sandhurst.
He was commissioned onto the Unattached List for the Indian Army as a second lieutenant in January 1924, spent a year attached to a British Army regiment in India and then joined the Indian Army in March 1925. He served with the 7th Cavalry until December 1930, when he was appointed to the Indian Political Service (Identity and Passport Service). With the Identity and Passport Service he served in Sibi, Zhob, Mekran and Peshawar in the North West Frontier Province (North-West Frontier Province).
In May 1943 he was appointed as consul for the Portuguese Possessions in India at Nova Goa, and then as consul for the French Establishments in India at Pondicherry.
Subsequently he served in the following roles:
First Secretary to the Agent-General in India for the United States of America 1946,
Counsellor Pakistan Embassy at Washington District of Columbia 1947-1949 (Chargé d"Affaires ad interim 1947),
Acting High Commissioner for Pakistan in Canada 1949,
Minister in the Pakistan Embassy to the United States of America, Washington District of Columbia 1950-1951,
Foreign Secretary, Karachi 1951-1952,
High Commissioner to Canada 1953-1958,
Secretary-General Central Treaty Organization 1 January 1959 - 31 December 1961. He had a younger brother, Mirza Rashid Ali Baig (1905-1979) who was a diplomat for India post Independence.
He died February 1992 in London.
In January 1941, as City Magistrate, Peshawar, North West Frontier Province he was appointed a Member of the Order of the British Empire.