Iona Mary Campbell, Duchess of Argyll was a Scottish noblewoman. She was married to the 12th Duke of Argyll from 1964 until his death in 2001, after which she was known as the Dowager Duchess of Argyll.
- Occupation
- aristocrat
- Citizenship
- United Kingdom
- Born
- June 22, 1945
- Died
- February 22, 2024