Waleron was born in 1104. Waleron's father was Robert De Beaumont and his mother was Isabel De Crepi Countess. He had a brother and a sister, named Robert and Isabel. He was the youngest of the three children. He had two half-brothers and three half-sisters, named William, Ralph, Gundred, Adelian and Adelaide. He died at the age of 62 on April 10th, 1166.