Mary Theresa, Viscountess Selby (died 2023)

Mary Theresa, Viscountess Selby, who died 20 January, 2023, aged 85, was the widow of the 4th Viscount, mother of the 5th Viscount and grandmother of the 6th Viscount.

She was the former Mary Theresa Powell, scion of that landed gentry family, daughter of Capt Thomas Folliott Powell (1887-1975), of Pelham Cresent, South Kensington, and his wife the former Dorothy Mary Fairfax Studd (died 1975), scion of the Studd baronets;  & married 29 May, 1965, Michael Guy John Gully, 4th Viscount Selby (Peerage of the UK, cr 1905) (born 15 Aug, 1942), by whom she had issue, a son, the Hon Edward Thomas William Gully (born 21 Sept, 1967), and a daughter the Hon Catherine Mary Albinia Gully (born 17 Mar 1971).

Her husband, who succeeded to the viscountcy, 18 Sept, 1959, died 10 January, 1997, aged 54, and was succeeded by their son, Edward, 5th Viscount, who died 23 January, 2001, aged 33, and was succeeded by his son, Christopher, 6th Viscount (born 18 Oct, 1993).

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