The Marquess of Ailsa | |
|---|---|
 Portrait of Lord Ailsa, by William Edwards Miller, 1910 | |
| Born | Archibald Kennedy 22 May 1872 Berkeley Square |
| Died | 27 February 1943 |
| Nationality | London |
| Education | Monkton Combe School, Eton College |
| Alma mater | Trinity College, Cambridge |
| Spouse | Frances Emily McTaggart-Stewart |
Archibald Kennedy, 4th Marquess of Ailsa, DL, JP, FSRGS (22 May 1872 – 27 February 1943), styled Earl of Cassilis until 1938, was a Scottish peer, barrister and soldier.