Sir William Alington, Knt. (died 1446), lord of the manor of both Bottisham and Horseheath, Cambridgeshire, was Speaker of the House of Commons of England, Treasurer of The Exchequer, and High Sheriff of Cambridgeshire and Huntingdonshire in 1438.

Descended from Sir Hildebrand de Alington, Under-Marshall to William 'The Conqueror' at the Battle of Hastings, Sir William Alington married Joanna, daughter of Sir William Burghe, Knight Banneret, Lord Chief-Justice of the King's Bench.

He was elected to Parliament in 1429 as Knight of the Shire for Cambridgeshire and elected Speaker of the House in 1430. He was Privy Councillor to Henry IV and Henry V.

Alington's two sons, Sir William (died 5 July 1459), of Horseheath, and Robert, of Bottisham, both married daughters of the famous Sir John Argentyne, Knt.,of Great Wymondley Manor, Hertfordshire, by his wife Margaret Calthorpe (1380–1427). By this marriage, Sir William junior acquired the manor of Wymondley, which was held in Grand Sergeanty by the service of presentng the first cup at the Coronation of Kings of England; which service was performed by the Lords of that Manor into the 20th century.

• Burke, John, Esq., History of the Commoners of Great Britain and Ireland, London, 1834, vol.1, p. 571.

• Burke, Sir Bernard, C.B., LL.D., Ulster King of Arms Dormant, Abeyant, Forfeited and Extinct Peerages of the British Empire, London, 1883, p. 4.

• Clay, John W., F.S.A., (editor), The Visitation of Cambridge, made in 1575 & 1619, London, 1897, pps.14-17.

• See also the earlier publication: The Cambridgeshire Visitation by Henry St.George, 1619, (from MSS. Phillipps, No.63, Edited by Sir T.Banks. Bart., and published by C.Gilmour, 1840), contains a large pedigree on page 2, of Alington, of Battersham, [sic] upon which can be seen this gentleman and his wife and their children.

v t e Speakers of the House of Commons (list)
House of Commons of England	14th century de Shareshull De la Mare Hungerford De la Mare Pickering Guildesborough Waldegrave Pickering Bussy Cheney Doreward Savage Redford Savage 15th century Esturmy Tiptoft Chaucer Stourton Doreward Hungerford Chaucer Redman Beauchamp Flower Hunt Chaucer Baynard Flower Russell Walton Vernon Tyrell Alington I Tyrell Russell Hunt Bowes Tyrell Burley W. Tresham Burley W. Tresham Say Popham I W. Tresham Oldhall Thorpe Charlton Wenlock T. Tresham Green Strangeways Say Alington II Wood Catesby Lovell Mordaunt Fitzwilliam Empson Drury Englefield 16th century Dudley Englefield Sheffield Nevill More Audley Wingfield Rich Hare Moyle Baker Dyer Pollard Broke Higham Cordell Gargrave T. Williams Onslow Wray Bell Popham II Puckering Snagge Coke Yelverton 17th century Croke Phelips R. Crewe Richardson T. Crewe H. Finch J. Finch Glanville Lenthall Pelham Lenthall Rous (Barebones Parliament) Lenthall Widdrington (2nd Protectorate Parliament) Chute, Long & Bampfield (3rd Protectorate Parliament) Lenthall Grimston Turnour Charlton Seymour Sawyer Seymour Gregory W. Williams Trevor Powle Trevor Foley Littleton 18th century Harley Smith
House of Commons of Great Britain	18th century Smith R. Onslow Bromley Hanmer Compton A. Onslow Cust Norton Cornwall Grenville Addington
House of Commons of the United Kingdom	19th century Addington Mitford Abbot Manners-Sutton Abercromby Shaw-Lefevre Denison Brand Peel Gully 20th century Lowther Whitley FitzRoy Brown Morrison Hylton-Foster King Lloyd Thomas Weatherill Boothroyd Martin 21st century Martin Bercow Hoyle

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