The Lord-Lieutenant of Argyll and Bute is the British monarch's personal representative for the Scottish council area of Argyll and Bute; the position was established in 1975, replacing the Lord Lieutenant of Argyllshire and the Lord Lieutenant of Buteshire in 1975.
The following have served as Lord-Lieutenant:
Charles Hector Fitzroy Maclean of Duart, Baron Maclean 1975–1990
John Crichton-Stuart, 6th Marquess of Bute 1990–1993
Ian Campbell, 12th Duke of Argyll 1994–2001
vacant
Kenneth MacKinnon 2002–2011
Patrick Loudon McIain Stewart 2011–25 July 2020
Jane Margaret MacLeod 14 July 2020–