Quamina Gladstone, most often referred to simply as Quamina, was a Guyanese slave, a Coromantee, who was father of Jack Gladstone. He and his son were involved in the Demerara rebellion of 1823, one of the largest slave revolts in the British colonies before slavery was abolished.He was a carpenter by trade, and worked on an estate owned by Sir John Gladstone. Quamina was implicated in the revolt by the colonial authorities, apprehended and executed on 16 September 1823.