Henry was born on October 28th, 1281.1 Henry's father was John Grey and his mother was Anne Ferrers. His paternal grandparents were Reynold Grey and Maud Longchamp; his maternal grandparents were William Ferrers and Joan Despenser. He had a brother and a sister, named Roger and Joan. He had a half-brother named Roger. He died at the age of 61 on December 10th, 1342.1