Catherine Hart1
Her married name became Willoughby.1
Child of Catherine Hart and Thomas Willoughby
- Sir Percival Willoughby+1 d. c 1642
- [S37] BP2003 volume 2, page 2679. See link for full details for this source. Hereinafter cited as. [S37]
Thomas Ridgeway, 1st Earl of Londonderry1 
He was educated at Exeter College, Oxford University, Oxford, Oxfordshire, England.2 He held the office of High Sheriff of Devon in 1600.2 He was appointed Knight in 1600.2 He held the office of Member of Parliament (M.P.) for Devon between 1604 and 1606.2 He was appointed Privy Counsellor (P.C.) in 1606.2 He held the office of Treasurer [Ireland] between 1606 and 1616.2 He was created 1st Baronet Ridgway on 25 November 1611.2 He was created 1st Baron Ridgeway of Gallen-Ridgeway on 25 May 1616. He was created 1st Earl of Londonderry [Ireland] on 23 August 1622.1
Children of Thomas Ridgeway, 1st Earl of Londonderry and Cicely MacWilliam
- [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume VIII, page 106. Hereinafter cited as The Complete Peerage.
- [S18] Matthew H.C.G., editor, Dictionary of National Biography on CD-ROM (Oxford, U.K.: Oxford University Press, 1995). Hereinafter cited as Dictionary of National Biography.
- [S37] BP2003 volume 2, page 2679. See link for full details for this source. Hereinafter cited as. [S37]
Cicely MacWilliam1 
Her married name became Ridgeway.1
Children of Cicely MacWilliam and Thomas Ridgeway, 1st Earl of Londonderry
Percival Willoughby1 
He was educated at Rugby School, Rugby, Warwickshire, England.1 He was educated at Eton College, Windsor, Berkshire, England.1 He was educated at Magdalen College, Oxford University, Oxford, Oxfordshire, England.1 He was an obstetrician and writer on obstretics.1
- [S37] BP2003 volume 2, page 2679. See link for full details for this source. Hereinafter cited as. [S37]
Thomas Edwards1
Child of Thomas Edwards
- Mary Edwards+1 d. 12 Mar 1782
- [S37] BP2003 volume 2, page 2679. See link for full details for this source. Hereinafter cited as. [S37]
Dorothy Cartwright1 
From 25 December 1756, her married name became Willoughby.1 After her marriage, Dorothy Cartwright was styled as Baroness Middleton of Middleton on 2 November 1781.
Children of Dorothy Cartwright and Henry Willoughby, 5th Baron Middleton of Middleton
- Hon. Dorothy Willoughby1 b. 23 Jul 1758, d. 13 Apr 1824
- Henry Willoughby, 6th Baron Middleton of Middleton1 b. 24 Apr 1761, d. 19 Jun 1835
- Hon. Henrietta Willoughby1 b. 30 Jul 1766, d. Mar 1846
- [S37] BP2003 volume 2, page 2679. See link for full details for this source. Hereinafter cited as. [S37]
George Cartwright1
Child of George Cartwright
- Dorothy Cartwright+1 d. 18 Sep 1808
- [S37] BP2003 volume 2, page 2679. See link for full details for this source. Hereinafter cited as. [S37]
Jane Lawley1 
From 21 August 1793, her married name became Willoughby.1 After her marriage, Jane Lawley was styled as Baroness Middleton of Middleton on 14 June 1800.
Hon. Henrietta Willoughby1 
From 25 May 1787, her married name became Lumley-Saunderson.1 After her marriage, Hon. Henrietta Willoughby was styled as Countess of Scarbrough on 5 September 1807.
Francis Fisher1
Child of Francis Fisher
- [S37] BP2003 volume 2, page 2679. See link for full details for this source. Hereinafter cited as. [S37]