The first HMS Sir Galahad was a Round Table class trawler used as a minesweeper in World War II.
The second RFA Sir Galahad (L3005), a landing ship (logistic), was lost in the Falklands War.
The third RFA Sir Galahad (L3005), a landing ship (logistic) named for (and given the same pennant number as) the previous Galahad, was involved in the 2003 invasion of Iraq.