Elizabeth Cowper1
Her married name became Jacques.1 Her married name became Carryl.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 86. Hereinafter cited as The New Extinct Peerage.
Thomas Carryl1
He lived at Sussex, EnglandG.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 86. Hereinafter cited as The New Extinct Peerage.
John Jacques1
Child of John Jacques
- [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 86. Hereinafter cited as The New Extinct Peerage.
Sir John Jacques, Bt.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 86. Hereinafter cited as The New Extinct Peerage.
Katherine Cowper1
Her married name became Tey.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 86. Hereinafter cited as The New Extinct Peerage.
John Tey1
He lived at Layer-de-la-Hay, Essex, EnglandG.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 86. Hereinafter cited as The New Extinct Peerage.
Judith Cowper1 
Her married name became Hill.1 Her married name became Bourne.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 86. Hereinafter cited as The New Extinct Peerage.
- [S4624] Joe Cofin, “re: Cowper Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 13 May 2010. Hereinafter cited as “re: Cowper Family.”
Richard Bourne1
He lived at London, EnglandG.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 86. Hereinafter cited as The New Extinct Peerage.
Thomas Hill1
He lived at Fulham, London, EnglandG.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 86. Hereinafter cited as The New Extinct Peerage.
Martha Master1
Her married name became Cowper.1
Children of Martha Master and Sir William Cowper, 1st Bt.
- John Cowper+1 d. 24 Sep 1643
- Sir William Cowper+1
- Spencer Cowper1 d. 6 Nov 1676
- James Cowper1 d. c 5 Aug 1683
- Henry Cowper1
- Mary Cowper1
- Martha Cowper1 d. 6 Nov 1681
- Anne Cowper1
- Sir Edward Cowper1 b. 5 Aug 1614, d. 10 Nov 1685
- [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 86. Hereinafter cited as The New Extinct Peerage.