Lady Emily St. Lawrence1 
From 26 October 1859, her married name became Gaisford.1
Child of Lady Emily St. Lawrence and Thomas Gaisford
- Julian Charles Gaisford-St. Lawrence+ b. 1862, d. 1932
- [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 152. Hereinafter cited as The New Extinct Peerage.
Lt.-Col. John William Gaisford1
He lived at Dolly’s Grove, County Meath, Ireland.1
Child of Lt.-Col. John William Gaisford
- Lt.-Col. Douglas John Gaisford+1 d. Jun 1940
- [S34] BP1970 page 56. See link for full details for this source. Hereinafter cited as. [S34]
Lady Catherine Elizabeth St. Lawrence1
From 1850, her married name became Wheble.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 152. Hereinafter cited as The New Extinct Peerage.
J. J. Wheble1
He lived at Bulmershe Court, Berkshire, 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 152. Hereinafter cited as The New Extinct Peerage.
Lady Mary St. Lawrence1 
- [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 152. Hereinafter cited as The New Extinct Peerage.
Lady Margaret Frances St. Lawrence1 
From 20 June 1861, her married name became Domvile.2
- [S47] BIFR1976 page 374. See link for full details for this source. Hereinafter cited as. [S47]
- [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 152. Hereinafter cited as The New Extinct Peerage.
Agnes de Lyme1
Child of Agnes de Lyme and Thomas de Leigh
- [S37] BP2003 volume 3, page 3965. See link for full details for this source. Hereinafter cited as. [S37]
Captain Hon. Thomas Kenelm Digby St. Lawrence1 
He gained the rank of Captain in the 5th Dragoon Guards.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 152. Hereinafter cited as The New Extinct Peerage.
Lady Henrietta Eliza St. Lawrence1 
From 6 September 1881, her married name became Guinness.1
Children of Lady Henrietta Eliza St. Lawrence and Captain Benjamin Lee Guinness
- Sir Algernon Arthur St. Lawrence Lee Guinness, 3rd Bt.+3 b. 11 May 1883, d. 26 Oct 1954
- Kenelm Edward Lee Guinness+3 b. 16 Aug 1887, d. 10 Apr 1937
- Nigel Digby Lee Guinness+3 b. 27 May 1892, d. c 1970
- [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 152. Hereinafter cited as The New Extinct Peerage.
- [S37] BP2003 volume 2, page 1700. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
Captain Benjamin Lee Guinness1 
Captain Benjamin Lee Guinness usually went by his middle name of Lee.2 He held the office of Captain, Royal Horse Guards (Blues.)2 He held the office of Deputy Lieutenant (D.L.)2
Children of Captain Benjamin Lee Guinness and Lady Henrietta Eliza St. Lawrence
- Sir Algernon Arthur St. Lawrence Lee Guinness, 3rd Bt.+3 b. 11 May 1883, d. 26 Oct 1954
- Kenelm Edward Lee Guinness+3 b. 16 Aug 1887, d. 10 Apr 1937
- Nigel Digby Lee Guinness+3 b. 27 May 1892, d. c 1970
- [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 152. Hereinafter cited as The New Extinct Peerage.
- [S37] BP2003 volume 2, page 1700. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
