John Campbell of Cawdor (nobleman)

Sir John Campbell (c. 1490 - 1 May 1546) was a Scottish nobleman and the eponymous ancestor of the Campbells of Cawdor.

John was the third son of the Archibald Campbell, 2nd Earl of Argyll and Elizabeth, a daughter of John Stewart, 1st Earl of Lennox. He married the daughter and heiress of Sir John Calder of Calder, in 1510, whom his father had kidnapped. He died on 1 May 1546, his wife Muriel surviving him dying in 1575.