Benjamin Tucker was an English civil servant. He served in the Royal Navy as a purser from 1792 to 1798 and was secretary to the senior naval officer John Jervis, 1st Earl of St Vincent, whom he served under for three more years, until St Vincent was made First Lord of the Admiralty in 1801; Tucker became his private secretary in 1802 and then briefly served as Second Secretary at the Admiralty in 1804. Tucker, who has been characterised as "an aggressive Whig", was also appointed by St Vincent to a seat on the Navy Board in November 1801. He was Second Secretary again from 1806 to 1807. From 1810, he was Surveyor-General of Duchy of Cornwall.