Archibald Kennedy, 3rd Marquess of Ailsa (1 September 1847 – 9 April 1938) was a Scottish peer, the son of Archibald Kennedy, 2nd Marquess of Ailsa.
He married (1) Hon. Evelyn Stuart, daughter of Charles Stuart, 12th Lord Blantyre, on 7 March 1871. They had five children.
He married (2) Isabella MacMaster, on 3 November 1891, and they had two children
Archibald Angus Charles Kennedy, 3rd Marquess of Ailsa succeeded to the titles of 14th Earl of Cassilis, 16th Lord Kennedy, 3rd Marquess of Ailsa & 3rd Baron Ailsa on 20 March 1870.
| Honorary titles | ||
|---|---|---|
| Preceded by The Earl of Eglinton |
Lord Lieutenant of Ayrshire 1919–1937 |
Succeeded by Sir Charles Fergusson, Bt |
| Preceded by The Marquess of Huntly |
Father of the House of Lords 1937–1938 |
Succeeded by The Lord Grantley |
| Peerage of the United Kingdom | ||
| Preceded by Archibald Kennedy |
Marquess of Ailsa 1870–1938 |
Succeeded by Archibald Kennedy |
| Peerage of Scotland | ||
| Preceded by Archibald Kennedy |
Earl of Cassilis 1870–1938 |
Succeeded by Archibald Kennedy |