Son of James and Elizabeth Mathieson, 27 Nicolson Street, Greenock.
James Mathieson
- Died: 14th April, 1916
- Age: 30
- Rank: Gunner
- Service No: 646345
- Regiment: Royal Field Artillery
- Unit: C Battery 13th Bde.
- Cemetery: Guarbecque Churchyard
- Memorials: Mid Kirk War Memorial