Background
Brereton was the son of Sir John Brereton (the 4th son and heir apparent to his grandfather Sir William Brereton, 1st Baron Brereton) of Brereton Hall and Anne, daughter of Sir Edward Fitton.
Brereton was the son of Sir John Brereton (the 4th son and heir apparent to his grandfather Sir William Brereton, 1st Baron Brereton) of Brereton Hall and Anne, daughter of Sir Edward Fitton.
He supported the Royalist cause during the English Civil War and sat in the House of Commons from 1661 to 1664. He was baptised on 8 March 1611 in Gawsworth, Cheshire, England. He held no military commission during the Civil War but was an active Commissioner of Array and garrisoned Brereton.
He was captured at the surrender of Biddulph House in Staffordshire.
His estates were sequestrated and valued at an income of £1,400 p.a. he compounded his estate for £2,538 18s. and was forced to see land to pay the fine. He died in April 1664 and was buried on 21 April 1664 in Brereton, Cheshire, England.
Brereton married Lady Elizabeth Goring, daughter of George Goring, 1st Earl of Norwich and Mary Neville. They had 10 children including a son William.
Cavalier Parliament]
After the Restoration Sir William was Member of Parliament for Cheshire between 1661 and 1664.