LONGFIELD, JOHN 
- Born: - Died: -
Engineer to the Pembroke Township commissioners perhaps from as early as 1865(1) until 1876, when he was succeeded by ARTHUR IRWIN MAHON . John Longfield was probably a son of WILLIAM D. LONGFIELD and a brother of THOMAS HENRY LONGFIELD . When he applied for membership of the Institution of Civil Engineers of Ireland in December 1873, his proposer, JAMES C. DILLON , stated that he had 'been engaged on many railway works' and was currently engineer to the Pembroke Township Commissioners.
AAI: present at inaugural meeting, 13 October 1872.(2)
ICEI: elected member, 1874, having been proposed by James Dillon, seconded by JOHN CHALONER SMITH  and JOHN BAILEY.
Addresses: 19 Harcourt Street, 1863; 140 Pembroke Road, 1874.
Information in this entry not otherwise accounted for is from ICEI membership applications, I, 127.
(1) He may have succeeded Frederick Piers Barnes in 1865, when Barnes became surveyor to Blackrock Township.
(2) IB 14, 15 Oct 1872, 280.