Admiral Sir Thomas Pasley, 1st Baronet (2 March 1734 – 29 November 1808) was a senior and highly-experienced British Royal Navy officer of the eighteenth century, who served with distinction at numerous actions of the Seven Years War, American Revolutionary War and French Revolutionary Wars. In his youth he was renowned as an efficient and able frigate officer and in later life became a highly respected squadron commander in the Channel Fleet. It was during the latter service when he was awarded his baronetcy after losing a leg at the Glorious First of June, aged 60.