This is a list of people who have served as Lord-Lieutenant of Armagh. The office was created on 23 August 1831.
| Name | Image | Term began | Term ended | ||
|---|---|---|---|---|---|
| 1. | Archibald Acheson, 2nd Earl of Gosford | 17 October 1831 | 27 March 1849 | ||
| 2. | James Caulfeild, 3rd Earl of Charlemont | 3 July 1849 | 1864 | ||
| 3. | Archibald Acheson, 3rd Earl of Gosford | 8 February 1864 | 15 June 1864 | ||
| 4. | Charles Brownlow, 2nd Baron Lurgan | 9 July 1864 | 15 January 1882 | ||
| 5. | Archibald Acheson, 4th Earl of Gosford | 5 April 1883 | 1920 | ||
| 6. | John Lonsdale, 1st Baron Armaghdale | 16 September 1920 | 8 June 1924 | ||
| 7. | Henry Bruce Wright Armstrong | 7 July 1924 | 1939 | ||
| 8. | Sir Norman Stronge, 8th Baronet | 5 December 1939 | 21 January 1981 | ||
| 9. | Michael Torrens-Spence | 20 July 1981 | 1989 | ||
| 10. | Nicholas Alexander, 7th Earl of Caledon | 15 May 1989 | Present |
Lieutenancy area
County Armagh