| William Yates Peel | |
| Birth Date: | 3 August 1789 |
| Death Place: | Baginton Hall, Warwickshire |
| Nationality: | English |
| Party: | Tory |
| Spouse: | Lady Jane Elizabeth Moore |
| Children: | 16 (six sons, ten daughters) |
| Alma Mater: | St John's College, Cambridge |
William Yates Peel (3 August 1789 – 1 June 1858) was a British Tory politician.
Peel was the second son of Sir Robert Peel, 1st Baronet, and his first wife Ellen (née Yates). He was the younger brother of Prime Minister Sir Robert Peel, 2nd Baronet, and the elder brother of Jonathan Peel. He was educated at Harrow and St John's College, Cambridge. Peel sat as Member of Parliament for Bossiney from 1817 to 1818, for Tamworth from 1818 to 1830, 1835 to 1837 and in 1847, for Yarmouth from 1830 to 1831 and for Cambridge University from 1831 to 1832, and served under the Duke of Wellington as Under-Secretary of State for the Home Department from 1828 to 1830 and as a Lord of the Treasury under Wellington in 1830 and again under his brother Sir Robert Peel from 1834 to 1835. In 1834 he was admitted to the Privy Council.
Peel married Lady Jane Elizabeth Moore, daughter of Stephen Moore, 2nd Earl Mount Cashell, and his wife Margaret King, on 8 July 1819 at St Marylebone Parish Church, London. They had six sons and ten daughters, all bar two sons survived childhood.
Jane Elizabeth died in Warwickshire in 1847. Peel survived her by eleven years and died at his residence in Baginton Hall, Warwickshire, in June 1858, aged 68.
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