Biography
Henry Percy was born 20 May 1364 in Alnwick Castle, Alnwick, Northumberland, England, United Kingdom to Henry Percy, 1st Earl of Northumberland (1341-1408) and Margaret Neville (1329-1372) and died 21 July 1403 Battle of Shrewsbury of unspecified causes. He married Elizabeth Mortimer (1371-1417) 10 December 1379 JL .
Children
| Name | Birth | Death | Joined with |
| Henry Percy, 2nd Earl of Northumberland (c1392-1455) | 3 February 1392 | 22 May 1455 | Eleanor Neville (1398-1472) |
| Elizabeth Percy (1393-1437) | 1395 | 26 October 1436 | John Clifford, 7th Baron de Clifford (1388-1421) Ralph Neville, 2nd Earl of Westmorland (1406-1484) |
Before the battle commenced King Henry IV of England sent the Abbot of Shrewsbury to negotiate with Henry Hotspur.
Hotspur did not recognise the legitimacy of King Henry's rule, supporting instead that of the infant Earl of March.
Hotspur was awaiting re-inforcements from his father the Earl of Northumberland and Owain Glyndwr,Pprince of Wales.
They did not arrive in time and Hotspur was defeated and killed.
Footnotes (including sources)
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