William Cavendish 
William was born on December 27th, 1552. William's father was William Cavendish and his mother is Elizabeth Hardwick. He had a brother and three sisters, named Charles, Frances, Elizabeth and Mary. He was the second oldest of the five children. He died at the age of 73 on March 3rd, 1626.General Notes
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, F.L. Jacquier <Genealogy of Lewis Carroll, Justin Swanstrom, The Royal Families of England Scotland & Wales by Burkes Peerage; Debrett's Peerage & Baronage>, H.R. Moser <Burke Peerage>, L. Orlandini, O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842>, L. Gustavsson, C. Cheneaux, E. Lodge, and S. Bontron <Brian Tompsett>) http://geneastar.org.
"Ancestors/Descendants of William Herbert" http://geneastar.org.
‌William and Anne were married in a religious ceremony on March 21st, 1581. They had a son named William.