William Hay
About
William Hay may refer to:William Hay (1594–1664), English politician who sat in the House of Commons variously between 1641 and 1660
William Hay (architect) (1818–1888), Scottish architect
William Hay (1816–1908)
William Hay (author) (1875–1945), Australian author and essayist
William Hay (bishop) (1647–1707), Scottish bishop
William Hay (1695–1755), British Member of Parliament for Seaford, 1734–1755
William Hay (1794–1855), Joint Commissioner of the London Metropolitan Police, 1850–1855
William Hay, 10th Marquess of Tweeddale (1826–1911), British politician, Member of Parliament for Taunton and Haddington
William Hay, 11th Marquess of Tweeddale (1884–1967), Scottish aristocrat, land owner and soldier
Willie Hay, Baron Hay of Ballyore, Northern Irish peer and former Member of the Northern Ireland Assembly
William Hay, 1st Earl of Erroll (1423–1462), Scottish peer
William Hay, 4th Earl of Kinnoull, Scottish peer
William Hay, 6th Earl of Kinnoull, Scottish peer
William Hay, 15th Earl of Kinnoull (1935–2013), peer, surveyor and farmer
William Hay, 3rd Earl of Erroll (1449–1507), Scottish peer
William Hay, 4th Earl of Erroll (1449–1513), Scottish peer and soldier
William Hay, 5th Earl of Erroll (1495–1522), Scottish peer and statesman
William Hay, 6th Earl of Erroll (1521–1541), Scottish peer
William Hay, 10th Earl of Erroll (1590s–1636), Scottish nobleman
William Hay, 17th Earl of Erroll (1772–1819), Scottish peer
William Hay, 18th Earl of Erroll (1801–1846), Scottish peer
William Hay, 19th Earl of Erroll (1823–1891), Scottish peer
William Hay, 6th Lord Hay of Yester, Scottish nobleman and courtier
William Hay (1849–1925), English cricketer
William Arthur Hay (1873–1945), Australian clergyman and cricketer
William Howard Hay (1866–1940), American doctor, author, lecturer and conceiver of the food combining diet
William Perry Hay (1872–1947), American zoologist
William Robert Hay (1761–1839), British barrister, cleric and magistrate
Rupert Hay, British Indian Army officer and administrator in British India
William Delisle Hay (1853–?), British author
William H. Hay (1860–1946), United States Army officer
William Walter Hay (1908–1998), American civil engineer and University of Illinois professor of railway engineering
William W. Hay (1934–2022), geologist and paleoclimatologist with the University of Colorado