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About William Mayne, 1st Baron Newhaven
William Mayne, 1st Baron Newhaven PC, known as Sir William Mayne, Bt, between 1763 and 1776, was a British merchant and politician who sat in the House of Commons from 1774 to 1790.
Everything about William Mayne, 1st Baron Newhaven →- Occupation
- politician
- Position held
- Member of Parliament in the Parliament of Ireland, Member of the Privy Council of Ireland, member of the 14th Parliament of Great Britain, member of the 15th Parliament of Great Britain
- Born
- 1722
- Died
- May 28, 1794, May 1794