Background
He was born in Bulawayo to Clarkson Henry Tredgold, the Attorney-General of Rhodesia, and Emily Ruth (née Moffat), and was the grandson of the missionary John Moffat.
He was born in Bulawayo to Clarkson Henry Tredgold, the Attorney-General of Rhodesia, and Emily Ruth (née Moffat), and was the grandson of the missionary John Moffat.
He attended Rondebosch Boys" School in Cape Town, South Africa.
He held the posts of Minister of Defence in Rhodesia during World World War II, Federal Chief Justice, acting Governor-General of Rhodesia from 21 November 1953 to 26 November 1954, and acting Governor-General of the Federation of Rhodesia and Nyasaland from 24 January 1957 to February 1957. He later resigned in protest from his Central African Federation (CAF) position, criticizing the repressive actions authorized by Sir Edgar Whitehead against black nationalist opposition to minority white rule in Nyasaland, Lusaka and Northern Rhodesia. Sir Robert Tredgold was named Privy Counsellor in 1957.
He published the book The Rhodesia That Was My Life in 1968.
They also researched edible plants, culminating in Food Plants of Zimbabwe, which she completed after his death and published in 1986. A devout Roman Catholic, Lady Margaret died in 2012 at age 102 in England, where she had relocated in 2004 due to the Mugabe government"s policies.