Benjamin Belcher (July 17, 1743 – May 14, 1802) was a merchant and political figure in Nova Scotia. He represented the township Cornwallis from 1785 to 1793 and King's County from 1793 to 1799 in the Nova Scotia House of Assembly.
He was born in Gibraltar and came to Nova Scotia around 1760, settling at Cornwallis years later. In 1764, he married Sarah Post. Belcher operated a general store and was involved in the trade with the West Indies bringing eggnog to the continent of North America as well as serving as lieutenant in the local militia. Belcher died with Cornwallis at the age of 58.
His grandson Clement Horton Belcher was a publisher and book seller in Halifax, Nova Scotia.