William Longespée, 3rd Earl of Salisbury, English commander

William Longespée, 3rd Earl of Salisbury was an Anglo-Norman nobleman, primarily remembered for his command of the English forces at the Battle of Damme and for remaining loyal to his half-brother, King John, until shortly before John's death. His nickname "Longespée" is generally taken as a reference to his great physical height and the oversized weapons that he used.

March 7 is the 66th day of the year in the Gregorian calendar; 299 days remain until the end of the year.