Adam Gib (15 April 1714 – 14 June 1788) was a Scottish religious leader, head of the Antiburgher section of the Scottish Secession Church. He reportedly wrote his first covenant with God in the blood of his own veins. Gib was born in the parish of Muckhart, in southern Perthshire on 15 April 1714. He died on 14 June 1788 and was buried in Greyfriars Kirkyard in Edinburgh on 18 June. The grave lies on the south-facing section of the western wall within the original graveyard. He is buried with his wife Emilia MacGeorge and his daughters.