Hugh McMonagle (1817 - October 12, 1889)[1] was an inn-keeper[2] and political figure in New Brunswick, later a province of Canada. He represented King County in the Legislative Assembly of New Brunswick from 1856 to 1857.
He was born in Hillsborough, Albert County,[2] the son of Cornelius McMonagle, a native of Ireland, and Anne Scott.[1] McMonagle later settled in Sussex Corner. He was married twice: first to Margaret Roach and then to Mary Roach, her sister. McMonagle raised cows and work horses as well as raising and training pure-bred race horses.[2] He introduced the Morgan horse to New Brunswick.[3] McMonagle's horse Livingstone defeated George Gilbert's Retriever in the so-called "Great race of 1847".[4]