| Sir John Owen | |
| Birth Date: | c. 1777 |
| Death Date: | 1857 |
| Allegiance: | United Kingdom |
| Branch: | Royal Marines |
| Rank: | Lieutenant General |
| Commands: | Deputy Adjutant-General Royal Marines |
| Battles: | First Carlist War |
| Awards: | Knight Commander of the Order of the Bath Knight of the Royal Guelphic Order |
Lieutenant General Sir John Owen, (c. 1777–1857) was a Royal Marines officer who served as Deputy Adjutant-General Royal Marines.
Owen was commissioned into the Royal Marines. He commanded a marine battalion which repulsed an enemy force four times its size near San Sebastián in Spain in March 1836 during the First Carlist War.[1] He became Deputy Adjutant-General Royal Marines (the professional head of the Royal Marines) in November 1836,[1] before retiring in December 1854.