William Graham, 3rd Earl of Menteith
William Graham, 3rd Earl of Menteith( c. 1500 – c. 1543) was a Scottish magnate and third Earl of Menteith.
Edmund Mortimer (died 1331)
Sir Edmund Mortimer( 1302/ 1303 – 16 December 1331) was the eldest son of Roger Mortimer, 1st Earl of March and Joan de Geneville, 2nd Baroness Geneville.
By his wife Elizabeth de Badlesmere he was the father of Roger Mortimer, 2nd Earl of March.
Though Edmund survived his father by one year, he did not inherit his father's lands and titles as they were forfeited to the Crown and his son only reacquired them gradually.
Margaret Fiennes, Baroness Mortimer
Margaret de Fiennes( after 1269 – 7 February 1333), was a French noblewoman who married an English marcher lord, Edmund Mortimer, of Wigmore, and was mother of Roger Mortimer, 1st Earl of March.
John Gordon, 3rd Earl of Aboyne
John Gordon, 3rd Earl of Aboyne( born April 1700, died 7 April 1732) was the son of Charles Gordon, 2nd Earl of Aboyne and Elizabeth Lyon.
He succeeded his father as 3rd Earl of Aboyne in April 1702.
On his death in 1732 he was succeeded in his titles by his eldest son.
John Lindsay, 19th Earl of Crawford
John Lindsay, 19th Earl of Crawford and 3rd Earl of Lindsay( died December 1713) was a Scottish peer and politician.
Roger Mortimer, 4th Earl of March
Roger de Mortimer, 4th Earl of March( 11 April 137420 July 1398) was an English nobleman.
He was considered the heir presumptive to his cousin King Richard II.
Roger Mortimer's father, the 3rd Earl of March, died in 1381, leaving the six- year- old Roger to succeed to his father's title.
Roger was placed under the wardship of Thomas Holland, 2nd Earl of Kent and eventually married Holland's daughter Alianore.
During his lifetime, Mortimer spent much time in Ireland; he served several tenures as Lord Lieutenant of Ireland and died during a battle at Kellistown, Co. Carlow.
He was succeeded by his young son, Edmund Mortimer, 5th Earl of March.
Francis Douglas, 8th Earl of Wemyss
Francis Wemyss Charteris Douglas, 8th Earl of Wemyss, 4th Earl of March( 15 April 177228 June 1853), known as the Earl of March from 1810 to 1826 and as the Earl of Wemyss and March from 1826 to 1853, was a Scottish peer.
Edmund Mortimer, 3rd Earl of March
Edmund de Mortimer, 3rd Earl of March and "jure uxoris" Earl of Ulster (1 February 135227 December 1381) was son of Roger Mortimer, 2nd Earl of March, by his wife Philippa, daughter of William Montagu, 1st Earl of Salisbury and Catherine Grandison.
Roger Mortimer, 2nd Earl of March
Sir Roger de Mortimer, 2nd Earl of March, 4th Baron Mortimer, KG (11 November 132826 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.
Edmund Mortimer, 5th Earl of March
Edmund Mortimer, 5th Earl of March, 7th Earl of Ulster( 6 November 139118 January 1425) was an English nobleman and a potential claimant to the throne of England.
A great- great- grandson of King Edward III of England, he was heir presumptive to King Richard II of England, his granduncle, when Richard II was deposed in favour of Henry IV.
Edmund Mortimer's claim to the throne was the basis of rebellions and plots against Henry IV and his son Henry V, and was later taken up by the House of York in the Wars of the Roses, though Mortimer himself was an important and loyal vassal of Henry V and Henry VI.
Edmund was the last Earl of March of the Mortimer family.

Question: What nationality is Edmund Mortimer, 3Rd Earl Of March's father?
Answer: English