Robert Illingworth1 
He lived at Bradford, Yorkshire, EnglandG.1 He lived at Allerton, Yorkshire, EnglandG.1 He lived at Harden, Bingley, Yorkshire, EnglandG.1
Child of Robert Illingworth and Mary Wright
- 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.
Thomas Illingworth1 
He lived at Harden, Bingley, Yorkshire, EnglandG.1
Child of Thomas Illingworth and Elizabeth Ellis
- Robert Illingworth+1 b. 1643
- [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.
Thomas Illingworth1
He lived at Harden, Bingley, Yorkshire, EnglandG.1
Child of Thomas Illingworth and Elizabeth Morvell
- Thomas Illingworth+1 b. 1612
- [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.
John Illingworth1 
He lived at Harden, Bingley, Yorkshire, EnglandG.1
Child of John Illingworth and Agnes (?)
- [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.
John Illingworth1 
He lived at Bingley, Yorkshire, EnglandG.1
Child of John Illingworth and Mary (?)
- John Illingworth+1 d. Jan 1598
- [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 Illingworth1 
He lived at Illingworth, Ovenden, Yorkshire, EnglandG.1
Child of William Illingworth
- John Illingworth+1 d. 1593
- [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 (?)1
Her married name became Illingworth.1
Child of Mary (?) and John Illingworth
- John Illingworth+1 d. Jan 1598
- [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.
Agnes (?)1
Her married name became Illingworth.1
Child of Agnes (?) and John Illingworth
- [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 Morvell1
From 23 November 1601, her married name became Illingworth.1
Child of Elizabeth Morvell and Thomas Illingworth
- Thomas Illingworth+1 b. 1612
- [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 Ellis1
From 23 June 1640, her married name became Illingworth.1
Child of Elizabeth Ellis and Thomas Illingworth
- Robert Illingworth+1 b. 1643
- [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.