Earls of Fitzwilliam
The title of Earl Fitzwilliam was created in the Peerage of Ireland in 1716, and in the Peerage of Great Britain in 1746. The Earls bore the subsidiary titles of Viscount Milton (1746) and Baron Fitzwilliam (1742) in the Peerage of Great Britain, and of Viscount Milton (1716) and Baron Fitzwilliam (1620) in the Peerage of Ireland. The title became extinct upon the death of the 10th Earl (the 8th Earl in the British peerage) in 1979. The courtesy title of the earl's eldest son was Viscount Milton.
Barons Fitzwilliam (1620)
William Fitzwilliam, 1st Baron Fitzwilliam (d.1644) His wife was Katharine Hyde
William Fitzwilliam, 2nd Baron Fitzwilliam (c.1609-1658)
William Fitzwilliam, 3rd Baron Fitzwilliam (1643-1719), created Earl Fitzwilliam in 1716
Earls Fitzwilliam (1716, 1746)
William Fitzwilliam, 1st Earl Fitzwilliam (1643-1719)
John Fitzwilliam, 2nd Earl Fitzwilliam (1681-1728)
William Fitzwilliam, 3rd Earl Fitzwilliam (1719-1756), created Earl Fitzwilliam in the Peerage of Great Britain 1746
William Fitzwilliam, 4th Earl Fitzwilliam (1748-1833)
Charles William Wentworth-Fitzwilliam, 5th Earl Fitzwilliam (1786-1857)
William Thomas Spencer Wentworth-Fitzwilliam, 6th Earl Fitzwilliam (1815-1902)
William Charles de Meuron Wentworth-Fitzwilliam, 7th Earl Fitzwilliam (1872-1943) m. Lady Maud Frederica Elizabeth Dundas(1877-1967)
William Henry Lawrence Peter Wentworth-Fitzwilliam, 8th Earl Fitzwilliam (1910-1948)
Eric Spencer Wentworth-Fitzwilliam, 9th Earl Fitzwilliam (1883-1952)
William Thomas George Wentworth-Fitzwilliam, 10th Earl Fitzwilliam (1904-1979)
The Fitzwilliams acquired extensive estates in South Yorkshire, from the Clarell family with the marriage of Sir John Fitzwilliam of Sprotborough, who died in 1421, married Margaret Clarell , daughter of Thomas Clarell of Aldwark about 1410.
Pre-nuptial settlement
19 Jan 1410 - John Fitzwilliam to Thomas Clarell. In consideration of a marriage to be had between John, son and heir of John Fitzwilliam, and Margaret, daughter of Thomas Clarell, it is agreed that Thomas shall pay 450 marks to John, the father, in stated instalments and that John, the father, will convey to Thomas the manor of Derthyngton (Darrington?) with all its appurtenances in Derthyngton and Wentebrigg. For 10 years or until the marriage and then to the use of John the younger and Margaret, his wife, and their heirs, to hold from John, the father, at an annual rent of 20s. If John the younger dies within 4 years of the marriage then John Fitzwilliam's second son, Nicholas, is to marry Margaret, and they are to hold the property on the same terms.
John Fitzwilliam died 1421 leaving son and heir William, Hugh and Eleanor.
Richard and Elizabeth Fitzwilliam had a daughter Isabel who married William Wentworth (1440-1477) and another daughter Margaret who married Ralph Reresby.
The daughter of Ralph and Margaret Reresby, Isabel married Robert Westby.
It is recorded that one of the members of the Clarel family of Aldwarke bequeathed to the Church of All Saints in Rotherham, a stained cloth depicting the celebrated joust between Anthony Woodville and the Bastard of Burgundy, which took place before Edward IV at Smithfield in 1467. Reference: CD/2
Sir Thomas Fitzwilliam of Aldwarke married Lucy Nevill, daughter of John Nevill, Marquess of Montacute.After her husband's death. Lucy Nevill married Sir Anthony Browne.
Thomas FitzWilliam, Viscount FitzWilliam 4th, was the father of Mary Fitzwilliam, who was married to the Hon. George Talbot.
William Fitzwilliam, Earl Fitzwilliam 3rd (1719-1756) was the son of John Fitzwilliam, Earl Fitzwilliam 2nd and Ann Stringer. He married in 1744, Anne Watson-Wentworth.
John Fitzwilliam, Earl Fitzwilliam 2nd, was son of 1st earl. He married Ann Stringer in 1718.
At the death of Charles Watson-Wentworth, the 2nd Marquis of Rockingham in 1782, his nephew, Earl Fitzwilliam, succeeded to the Wentworth estates in England and Ireland.