James Gabriel Montresor | |
|---|---|
 Portrait of Col. James G. Montresor | |
| Born | 19 November 1704 Westminster, England |
| Died | 6 January 1776 (aged 71) Teynham, Kent, England |
| Allegiance | Kingdom of Great Britain |
| Service/ | Corps of Engineers |
| Rank | Colonel, Chief Engineer in the Provinces |
| Unit | 14th Regiment of Foot |
| Battles/wars | Siege of Gibraltar (1727) French and Indian War |
| Relations | John Montresor (son), Susanna Haswell Rowson (niece), Robert Haswell (nephew), Henry Fielding (father-in-law) |
James Gabriel Montresor (19 November 1704 – 6 January 1776) was a British military engineer.