Baron Egremont is in Baronies of England Alphabetically.
There have been two creations of Baron Egremont:
1st. 1449. Thomas Percy 1st Baron Egremont. Extinct. 10th July 1460. 1460 Battle of Northampton.
2nd. 1963. John Edward Reginald Wyndham 6th Baron Leconfield 1st Baron Egremont. Extant.
Summary
1449. Thomas Percy 1st Baron Egremont [aged 26] created.
10th July 1460. Thomas Percy 1st Baron Egremont extinct. See 1460 Battle of Northampton.
In 1449 Thomas Percy 1st Baron Egremont [aged 26] was created 1st Baron Egremont of Egremont Castle in Cumberland.
On 10th July 1460 the Yorkist army led by the future King Edward IV of England [aged 18] and including Richard "Kingmaker" Neville Earl Warwick, 6th Earl Salisbury [aged 31], Archbishop George Neville [aged 28], William Neville 1st Earl Kent [aged 55], Edward Brooke 6th Baron Cobham [aged 45] and John Scrope 5th Baron Scrope of Bolton [aged 22] defeated the Lancastrian army at the 1460 Battle of Northampton.
Edmund Grey 1st Earl Kent [aged 43] had started the day as part of the Lancastrian army but did nothing to prevent the Yorkist army attacking.
King Henry VI of England and II of France [aged 38] was captured.
Humphrey Stafford 1st Duke of Buckingham [aged 57] was killed. His grandson Henry [aged 5] succeeded 2nd Duke of Buckingham, 7th Earl Stafford, 8th Baron Stafford.
John Talbot 2nd Earl of Shrewsbury [aged 42] was killed. His son John [aged 11] succeeded 3rd Earl of Shrewsbury, 3rd Earl Waterford, 8th Baron Furnivall, 12th Baron Strange Blackmere, 9th Baron Talbot.
Thomas Percy 1st Baron Egremont [aged 37] was killed. [Baron Egremont of Egremont Castle in Cumberland extinct. Some authoirities state, however, that he left a son, Sir John Percy, who never assumed the title.]
John Beaumont 1st Viscount Beaumont [aged 50] was killed. His son William [aged 22] succeeded 2nd Viscount Beaumont, 7th Baron Beaumont.
William Lucy [aged 56] was killed apparently by servants of a member of the Stafford family who wanted his wife Margaret Fitzlewis [aged 21].
Thomas Tresham [aged 40] fought.
William Beaumont 2nd Viscount Beaumont and William Norreys [aged 19] were knighted.
Thomas "Bastard of Exeter" Holland was executed following the battle.
The battle was fought south of the River Nene [Map] in the grounds of Delapré Abbey.
Summary
1963. John Edward Reginald Wyndham 6th Baron Leconfield 1st Baron Egremont [aged 42] created.
6th June 1972. Son John Wayndham 7th Baron Leconfield 2nd Baron Egremont [aged 24] succeeded.
In 1963 John Edward Reginald Wyndham 6th Baron Leconfield 1st Baron Egremont [aged 42] was created 1st Baron Egremont. Pamela Wyndham-Quin Baroness Leconfield and Egremont [aged 37] by marriage Baroness Egremont.
On 6th June 1972 John Edward Reginald Wyndham 6th Baron Leconfield 1st Baron Egremont [aged 52] died. His son John [aged 24] succeeded 7th Baron Leconfield of Leconfield in the East Riding of Yorkshire, 2nd Baron Egremont.