Mary Wright1
Her married name became Illingworth.1
Child of Mary Wright and Robert Illingworth
- Jonathan Illingworth+1 b. 1672, d. 1745
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
Martha Wilinson1
She lived at Allerton, Yorkshire, EnglandG.1 From 12 November 1760, her married name became Illingworth.1
Child of Martha Wilinson and William Illingworth
- Phineas Illingworth+1 b. 17 Sep 1763, d. 28 Jul 1837
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
Betty Booth1 
From 18 May 1788, her married name became Illingworth.1
Child of Betty Booth and Phineas Illingworth
- Daniel Illingworth+1 b. 12 Dec 1792, d. 18 Jun 1854
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
Elizabeth Hill1
Her married name became Illingworth.1
Children of Elizabeth Hill and Daniel Illingworth
- Alfred Illingworth+2 d. 1907
- Henry Illingworth+1 b. 6 Nov 1829, d. 23 Sep 1895
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
- [S37] BP2003 volume 2, page 1939. See link for full details for this source. Hereinafter cited as. [S37]
Mary Holden1 
From 23 May 1860, her married name became Illingworth.1
Children of Mary Holden and Henry Illingworth
- Marion Illingworth1 d. 17 May 1929
- Harry Holden Illingworth+1 b. 14 Oct 1862, d. 7 Feb 1925
- Albert Holden Illingworth, 1st and last Baron Illingworth1 b. 25 May 1865, d. 23 Jan 1942
- Rt. Hon. Sir Percy Holden Illingworth+1 b. 19 Mar 1869, d. 3 Jan 1915
- Mary Gertrude Illingworth+1 b. 1871, d. 1952
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
- [S37] BP2003 volume 2, page 1939. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
Gertrude Elizabeth Harker1
From 10 September 1890, her married name became Illingworth.1
Children of Gertrude Elizabeth Harker and Harry Holden Illingworth
- Violet Gertrude Illingworth1
- Mary Ethel Phyllis Illingworth1
- Lt.-Col. Henry Cyril Harker Illingworth1 b. 25 Jan 1896, d. 17 Jul 1979
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
William Harker1
He lived at Pateley Bridge, Yorkshire, EnglandG.1
Child of William Harker
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
- [S5736] James Harker-Mortlock, “re: Harker Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 24 November 2011. Hereinafter cited as “re: Harker Family.”
Violet Gertrude Illingworth1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
Mary Ethel Phyllis Illingworth1
From 13 March 1919, her married name became Rome.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.
Brigadier C. L. Rome1
He was awarded the Distinguished Service Order (D.S.O.)1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 155. Hereinafter cited as The New Extinct Peerage.