Sir William Houston, 1st Baronet
General Sir William Houston, 1st Baronet( 10 August 1766 – 8 April 1842) was a General in the British Army and the Governor of Gibraltar.
Edwin McAlpine, Baron McAlpine of Moffat
Robert Edwin McAlpine, Baron McAlpine of Moffat( 23 April 1907 – 7 January 1990), grandson of Sir Robert McAlpine, 1st Baronet, was a British construction magnate who headed Sir Robert McAlpine Ltd.
Sir Robert Houston, 1st Baronet
Sir Robert Paterson Houston, 1st Baronet (31 May 1853 – 14 April 1926) was a British Conservative Party politician and shipowner.
He was born to a maritime engineer from Renfrewshire, and, after an apprenticeship in Liverpool, Houston also became an engineer.
In 1877 he bought a share in a packet steamer with his inheritance, using the profits to start up his own management company in 1880, R.P. Houston & Company.
In 1892 he was elected as Member of Parliament (MP) for Liverpool West Toxteth, resigning on 26 April 1924 through appointment as Steward of the Chiltern Hundreds.
He was created a Baronet, of West Toxteth in the City of Liverpool, in 1922.
Married to Lucy, Lady Houston, he died on his steam yacht "Liberty" on 14 April 1926.
Sir Robert Peel, 1st Baronet
Sir Robert Peel, 1st Baronet( 25 April 1750 – 3 May 1830) was a British politician and industrialist and one of early textile manufacturers of the Industrial Revolution.
He was the father of Sir Robert Peel, twice Prime Minister of the United Kingdom.
Sir Robert Dashwood, 1st Baronet
Sir Robert Dashwood, 1st Baronet( 1662–1734) was an English politician.
Drue Drury (courtier)
Sir Drue Drury( c. 1531 – 29 April 1617) was the son of Sir Robert Drury( c. 1503 – 1577), the grandson of Sir Robert Drury( c. 1456 – 2 March 1535), Speaker of the House of Commons, and the nephew of Sir William Drury.
He was an English courtier and politician who sat in the House of Commons at various times between 1562 and 1584.
Theodred II (Bishop of Elmham)
Theodred II was a medieval Bishop of Elmham.
The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997.
William Drury
Sir William Drury( 2 October 152713 October 1579) was the son of Sir Robert Drury( c.1503–1577) the grandson of Sir Robert Drury( c.1456–2 March 1535), Speaker of the House of Commons, and the nephew of Sir William Drury.
He was an English statesman and soldier.
Lucy, Lady Houston
Lucy, Lady Houston, DBE (8 April 1857 – 29 December 1936), born Fanny Lucy Radmall, was a British philanthropist, political activist, and suffragette.
Beginning in 1933, she published Britain's "Saturday Review", which was best known for its attacks on what the paper labelled the "unpatriotic" National Government of Ramsay MacDonald.
She has been acknowledged as an aviation pioneer, "the saviour of the Spitfire".
Sir Robert McAlpine, 1st Baronet
Sir Robert McAlpine, 1st Baronet( 13 February 1847 – 3 November 1934), was a Scottish businessman who founded the British construction firm which is now known as Sir Robert McAlpine.

Question: When did Sir Robert Houston, 1St Baronet's wife die?
Answer: 29 December 1936