William Hay, 6th Lord Hay of Yester
William Hay, 6th Lord Hay of Yester was a Scottish nobleman and courtier.
He was the son of William Hay, 5th Lord Hay of Yester and Margaret Kerr, daughter of John Kerr of Ferniehirst by his wife Catherine Kerr, daughter of Andrew Kerr of Cessford.
He became Lord Hay of Yester on the death of his father in 1586.
He was engaged in a feud with Sir John Stewart of Traquair in 1587, and imprisoned in Edinburgh Castle.
He died in 1591 and the next Lord was his brother James Hay, 7th Lord Hay of Yester.Family
He married Mary Maxwell a daughter of John Maxwell, Lord Herries of Terregles, by his wife Agnes Herries. Their children included: