Admiral John Dalrymple, FRS (1722 – 10 October 1798) was an officer of the Royal Navy who held several commands over the course of his career, and later became a fellow of the Royal Society.

Naval career

Born in Scotland Dalrymple entered the Royal Navy as a captain's servant aboard HMS Alderney (1735). He passed his examinations for promotion to lieutenant in 1744. He commanded a sloop in 1757; and he was promoted to post-captain in 1758. He was captain of HMS Winchester (1744) in 1762. He was promoted to the rank of rear-admiral in 1787 and to vice-admiral in 1793. He was Commander-in-Chief, The Nore from 11 May 1794, flying his flag aboard HMS Sandwich (1759). He was promoted to full admiral in 1795. On 23 May 1796 Dalrymple was elected as a member of the Royal Society.