Percival Drayton (August 25, 1812 – August 4, 1865) was a career United States Navy officer. He served in the Brazil Squadron, the Mediterranean Squadron and as a staff officer during the Paraguay Expedition. During the American Civil War, he commanded naval forces against Confederate forts defended by his brother Thomas F. Drayton in the Battle of Port Royal. He served as Fleet Captain in the West Gulf Blockading Squadron and commanded the sloop-of-war during the Battle of Mobile Bay under Rear Admiral David Farragut. It was to Drayton that Farragut issued his famous command, "Damn the torpedoes! Full steam ahead!" Early life and family Drayton was born in Charleston, South Carolina, to Anna Gadsden and William Drayton, a prominent lawyer and U.S. Representative. He had an older brother Thomas F. Drayton. In 1833 the family relocated to Philadelphia, Pennsylvania, following the Nullification Crisis, as William Drayton was a unionist. He was appointed as president of the Second Bank of the United States. Thomas, already grown, stayed in South Carolina and became a successful farmer and state senator. William Drayton was a descendant of what had been a large landholding family in South Carolina. In the 1770s, his father William Drayton, Sr. had sold his property in South Carolina to his uncle John Drayton, after being appointed in the 1770s as chief justice of the Province of East Florida. John Drayton's branch consolidated the holdings at Magnolia Plantation. After the American Revolutionary War, William Drayton, Sr. returned to South Carolina with his family and became prominent in its politics. Military career Percival Drayton was appointed a midshipman in the Navy in December 1827. He served two tours of duty with the Brazil Squadron in the South Atlantic from 1828 to 1830 and from 1839 to 1842. He served four tours in the Mediterranean Squadron from 1831 to 1832, 1835 to 1838, 1849 to 1850 and 1850 and 1852. He served one tour in the Pacific Ocean from 1842 to 1843 and one in the East Indies from 1845 to 1848. During his time in the Brazil Squadron, stationed out of Rio de Janeiro, he served as a midshipman aboard the frigate . He attained the rank of Lieutenant in February 1838 and served aboard the schooner . His two years in the Pacific were served aboard the schooner . He had shore duty assignments at the Naval Observatory in Washington,