William Ulick Tristram St Lawrence, 4th Earl of Howth KP (25 June 1827 – 9 March 1909) was an Irish peer, styled Viscount St Lawrence until 1874. He became Earl of Howth in 1874 on the death of his father, Thomas St Lawrence, 3rd Earl of Howth, and was appointed a Knight of the Order of St Patrick on 8 May 1884. His mother was Thomas's first wife Lady Emily de Burgh, daughter of John de Burgh, 13th Earl of Clanricarde.

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Quick Facts Member of Parliament for Galway Borough, High Sheriff of County Dublin ...

William St Lawrence
William St Lawrence as Viscount St Lawrence, 1860s photograph
Member of Parliament for Galway Borough
In office 1868-1874
High Sheriff of County Dublin
In office 1854
Personal details
Born	(1827-06-25)25 June 1827
Died	9 March 1909(1909-03-09) (aged 81) Bournemouth, England
Political party	Liberal
Parent	Thomas St Lawrence (father)
Relatives	John de Burgh (grandfather)
Military career
Rank	Captain
Unit	7th Queen's Own Hussars

Close

He became a captain in the 7th Queen's Own Hussars 1847. He was High Sheriff of County Dublin in 1854. He sat in the English House of Commons as a Liberal MP for Galway Borough from 1868 to 1874. He was State Steward to the Viceroy of Ireland from 1855 to 1858.

He died at a Bournemouth hotel aged 81, unmarried. The family titles became extinct on his death as he had no male heir.^[1]