When did Margaret Georgiana Spencer's husband die?
John Spencer, 1st Earl Spencer John Spencer, 1st Earl Spencer (19 December 1734 – 31 October 1783) was a British peer and politician.
Spencer de Grey Spencer Thomas de Grey, CBE RIBA is a British architect. He was born in 1944 in Farnham, Surrey, son of artists Capt. Sir Roger de Grey and Flavia Hatt Irwin. He married Hon. Amanda Lucy Annan, daughter of Noel Annan, Baron Annan, in 1977 and has two children.