Duke Exeter is in Dukes.
Duke Exeter 1C 1397
On 29 Sep 1397 King Richard II (30) rewarded his relations with Dukedoms possibly for their part in the arrest, trial and execution of Richard Fitzalan 9th Earl Surrey 11th Earl Arundel 1346-1397 (51) ...
His older half-brother John Holland 1st Duke Exeter 1352-1400 (45) was created 1st Duke Exeter 1C 1397. Elizabeth Lancaster Duchess Exeter 1363-1426 (34) by marriage Duchess Exeter.
His nephew Thomas Holland 1st Duke Surrey 1374-1400 (23) was created 1st Duke Surrey.
His second cousin once removed Thomas Mowbray 1st Duke Norfolk 1368-1399 (29) was created 1st Duke Norfolk 1C 1397 probably for arranging the murder of Thomas of Woodstock Plantagenet 1st Duke Albemarle 1st Duke Gloucester 1355-1397 (42). Elizabeth Fitzalan Duchess Norfolk 1366-1425 (31) by marriage Duchess Norfolk.
His first cousin Edward York 1st Duke Albemarle aka Aumale 2nd Duke York 1373-1415 (24) was created 1st Duke Albemarle aka Aumale 2C 1397. Beatrice Burgundy Countess Rutland Countess Cork 1373-1408 (24) by marriage Duchess Albemarle aka Aumale.
His illegitimate first cousin John Beaufort 1st Marquess Somerset Dorset 1373-1410 (24) was created 1st Marquess Somerset 2C 1397, 1st Marquess Dorset 1C 1397. Margaret Holland Duchess Clarence 1385-1439 (12) by marriage Marchioness Somerset.
His Ralph Neville 1st Earl Westmoreland 1364-1425 (33) was created 1st Earl Westmoreland 1C 1397. Joan Beaufort Countess Westmoreland 1379-1440 (18) by marriage Countess Westmoreland.
On 06 Mar 1427 John Holland 2nd Duke Exeter 1395-1447 (31) and Anne Stafford Duchess Exeter -1432 were married. They were second cousins. He a great grandson of King Edward III England. She a great granddaughter of King Edward III England. She by marriage Duchess Exeter.
On 20 Jan 1433 John Holland 2nd Duke Exeter 1395-1447 (37) and Beatrice Aviz Duchess Exeter 1382-1439 (51) were married. He a great grandson of King Edward III England. She by marriage Duchess Exeter.
After 25 Oct 1439 John Holland 2nd Duke Exeter 1395-1447 and Anne Montagu Duchess Exeter 1400-1457 were married. They were half third cousins once removed. He a great grandson of King Edward III England. She a great x 3 granddaughter of Edward "Longshanks" I King England 1239-1307. She by marriage Duchess Exeter.
On 05 Aug 1447 John Holland 2nd Duke Exeter 1395-1447 (52) died at Stepney. He was buried at the Church of St Katharine's by the Tower. His son Henry Holland 3rd Duke Exeter 1430-1475 (17) succeeded 3rd Duke Exeter 1C 1397, 3rd Earl Huntingdon 4C 1388. Anne York Duchess Exeter 1439-1476 (7) by marriage Duchess Exeter.
Duke Exeter 2C 1416
On 18 Nov 1416 Thomas Beaufort 1st Duke Exeter 1377-1426 (39) was created 1st Duke Exeter 2C 1416 by his nephew Henry V King England 1386-1422 (30) for the remainder of his natural life for 'his service to the king and the realm on both sides of the seas'. At the time the only other dukes were the King's brothers.