John Campbell (bishop of Argyll)

John Campbell (Scottish Gaelic: Iain Caimbeul) (died 1613) was a Scottish clergyman who served as the Bishop of Argyll from 1611 to 1613.

Born in Kilmartin, he was the eldest son of Neil Campbell, Bishop of Argyll. He married twice, first to an unnamed woman of the MacDougall of Raray family and then to Margaret, daughter of Gavin Hamilton, Bishop of Galloway.

He succeeded his father as bishop of the diocese of Argyll. He was nominated on 1 June 1608 and consecrated sometime between 23 January and 24 February 1611.

He died of facial cancer in January 1613.