'MaMohato of Lesotho
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Queen 'MaMohato Bereng Seeiso (née Princess Tabita 'Masentle Lerotholi Mojela) (28 April 1941–6 September 2003) served as regent (head of state) of Lesotho on three occasions – from 5 June to 5 December 1970, 10 March to 12 November 1990, and 15 January to 7 February 1996. She was the wife of King Moshoshoe II and the mother of King Letsie III.
Another of her sons, Prince Seeiso, has joined Prince Harry of Wales in creating a charity in memory of both their mothers.