Roger Mortimer, 2nd Earl of March, English commander (b. 1328)
Sir Roger de Mortimer, 2nd Earl of March, 4th Baron Mortimer of Wigmore, KG (11 November 1328 – 26 February 1360) was an English nobleman and military commander during the Hundred Years' War.

He was the son of Sir Edmund Mortimer (d. 1331) and Elizabeth de Badlesmere, and grandson of Roger Mortimer, 1st Earl of March.