George Edward Cokayne,
Dictionary of National Biography…
(1887)
“ COKAYNE, Sir ASTON (1608–1684) , poet, was the representative of an ancient family long seated at Ashbourne in Derbyshire, which by marriage, temp. Henry IV, with the heiress of the family of Herthull, had acquired large estates in several midland counties, including the lordship of Pooley (in Polesworth) , Warwickshire. He was son and heir of Thomas Cokayne [q. v.] and Ann, half-sister of Philip, first earl of Chesterfield, daughter of Sir John Stanhope of Elvaston, Derbyshire, by his second wife, Dorothy, daughter of Thomas Trentham of Rocester, Staffordshire ”

