William Ettrick (1651 â 5 December 1716) was an English politician who represented the constituencies of Poole and Christchurch in the House of Commons of England.
He was a Member of Parliament at the time of the Acts of Union 1707 and sat in the First Parliament of Great Britain.
He sat in both the House of Commons of England and the House of Commons of Great Britain.
He was the son of MP Anthony Ettrick.