Field Marshal Harold Rupert Leofric George Alexander, 1st Earl Alexander of Tunis KG PC GCB OM GCMG CSI DSO MC CD PC(Can) (10 December 1891 – 16 June 1969) was a British military commander and field marshal who served with distinction in both world wars and, afterwards, as Governor General of Canada, the 17th since Canadian Confederation. He was Lord lieutenant of Greater London 1965-1966. His biography on Wikipedia is at [1]