Henry Percy, 3rd Earl of Northumberland
Henry was born on July 25th, 1421.  He died at the age of 39 on March 29th, 1461.

 Eleanor Poynings
Eleanor was born in 1422.  She died at the age of 60 on February 10th, 1482.

 Henry Percy 4th Earl of Northumberland
Henry was born in 1446.  He died at the age of 43 on April 28th, 1489.