- Born: - Died: -
William Garrigan was awarded one of two first-class prizes by the Dublin Society's School of Drawing in Architecture on 13 May 1790.(1) A person of this name married in Dublin on 15 June 1793.(2)
(1) MS. transcript from Royal Dublin Society minutes of School of Architectural Design admissions and prizewinners (in IAA); Gitta Willemson, The Dublin Society Drawing Schools 1746-1876 (2000), 37.