On 14 Sep 1402 Henry Percy 1st Earl of Northumberland (age 60) and his son Henry "Hotspur" Percy (age 38) lay in wait at Homildon Hill [Map] for the Scots to return from their laying waste to Northumberland. The Battle of Homildon Hill was a victory for the English forces whose longbowmen decimated the Scottish schiltrons. Henry Fitzhugh 3rd Baron Fitzhugh (age 44) fought for the English.

John Swinton was killed.

Thomas Dunbar 2nd Earl Moray (age 31) and Henry Sinclair 2nd Earl Orkney (age 27) were captured.

Archibald Douglas 1st Duke Touraine (age 30) was wounded. King Henry IV of England (age 35) forbade the ransoming of Scottish prisoners so that he could concentrate on the Welsh. By doing so he created a rift with the Percy family who subsequently defected to Owain ap Gruffudd Glyndŵr (age 43).

William Stewart of Jedworth and Teviotdale (age 46) was executed by Henry "Hotspur" Percy (age 38) having been captured.

John Stewart 1st of Dalswinton and Garlies (age 32) fought at the Battle of Homildon Hill.