- Born: - Died: -
John O'Reilly won one of the eight unclassified premiums awarded by the Royal Dublin Society's School of Drawing in Architecture on 25 April 1839.(1) Possibly the same person as the John O'Reilly, land surveyor, who is listed in the Post Office Annual Directory for 1844 with an address at 22 Jervis Street. See also REILLY , JOHN .
(1) MS. transcript from Royal Dublin Society minutes of School of Drawing in Architecture admissions and prizewinners (in IAA).