Thomas Seccombe, Dictionary of National Biography… (1895)
“ Bolton was three times married: first, on 7 July 1679, to Margaret (d. 1682) , only daughter of George, lord Coventry, by whom he left no issue; secondly, to Frances (d. 1696) , daughter of Sir William Ramsden, bart., by whom he had two sons, Charles [q. v.] and Harry, successively dukes of Bolton, and two daughters; thirdly, in 1697, at Dublin, to Henrietta Crofts, youngest natural daughter of James Scot, duke of Monmouth, by Eleanor, younger daughter of Sir Robert Needham of Lambeth, and sister of Jane Myddelton [q. v.] , the famous beauty (see Post Boy, 23 Jan. 1722) . ”
