Background
Born Street George Ussher, he was the son of John Ussher by his wife Mary Street George, daughter of George Street George, 1st Baron Street George.
Born Street George Ussher, he was the son of John Ussher by his wife Mary Street George, daughter of George Street George, 1st Baron Street George.
He died without surviving male issue, so his title became extinct. His widow Lady Street George died in 1813.
He succeeded his father as Member of Parliament for Carrick in the Irish House of Commons from 1741 until he was raised to the Irish House of Lords.