Constable of England. In wars in Scotland, taken prisoner in 1313/14 at disasterous battle of Stryvdin. He was exchanged for wife of Robert Bruce. In 1320/21, he raised forces against Hugh Despencer & joined in insurrection incited by Thomas, Earl of Lancaster to banish the Despencers. He was killed at battle of Boroughbridge in Yorks where his party was defeated.