https://en.wikipedia.org/wiki/Roger_Mortimer,_2nd_Earl_of_March
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 .