Albert Hendrik Servatius-Hawke1 
He was a banker.1 He was given the name of Albert Hendrik Servatius at birth.2
Children of Albert Hendrik Servatius-Hawke and Hon. Prunella Jane Hawke
- Timothy Servatius-Hawke2 b. 1979
- Julian Servatius-Hawke2 b. 1982
- [S37] BP2003 volume 2, page 1832. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Timothy Servatius-Hawke1
Julian Servatius-Hawke1
Hon. Olivia Mary Hawke1
From 9 July 1983, her married name became Pethybridge. She lived in 2003 at 64 Hendham Road, London, EnglandG.1
Children of Hon. Olivia Mary Hawke and Timothy John Pethybridge
- Mary-Rose Olivia Pethybridge2 b. 1985, d. 29 Sep 2017
- Flora Louise Pethybridge2 b. 1987
- Henry John Hawke Pethybridge2 b. 1989
John Henry Pethybridge1,2 
He lived at Barn Park, Bodmin, Cornwall, EnglandG.1
Child of John Henry Pethybridge and Monica Zamora
- [S37] BP2003 volume 2, page 1832. See link for full details for this source. Hereinafter cited as. [S37]
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
- [S37] BP2003. [S37]
Timothy John Pethybridge1
He was a banker.1
Children of Timothy John Pethybridge and Hon. Olivia Mary Hawke
- Mary-Rose Olivia Pethybridge2 b. 1985, d. 29 Sep 2017
- Flora Louise Pethybridge2 b. 1987
- Henry John Hawke Pethybridge2 b. 1989
- [S37] BP2003 volume 2, page 1832. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
Henry John Hawke Pethybridge1
Mary-Rose Olivia Pethybridge1 
Flora Louise Pethybridge1
Julian Stanhope Theodore Hawke, 10th Baron Hawke of Towton1 
He was educated at Eton College, Windsor, Berkshire, EnglandG.1 He graduated from King’s College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, in 1926 with a Bachelor of Arts (B.A.)1 He gained the rank of Wing Commander.1 He succeeded as the 10th Baron Hawke of Towton, co. York [G.B., 1776] on 5 July 1985.2
Children of Julian Stanhope Theodore Hawke, 10th Baron Hawke of Towton and Angela Margaret Griselda Bury
- Hon. Sarah Elizabeth Jane Hawke+2 b. 10 Jun 1935
- Hon. Catherine Mary Hawke+2 b. 11 Jul 1940
Children of Julian Stanhope Theodore Hawke, 10th Baron Hawke of Towton and Georgette Margaret Davidson
- Hon. Nichola Frances Hawke+2 b. 15 Jan 1949
- Edward George Hawke, 11th Baron Hawke of Towton+2 b. 25 Jan 1950, d. 2 Dec 2009
- Hon. Vanessa Nathalie Mary Hawke+2 b. 20 Jun 1957
- Julia Georgette Hawke2 b. 1 Jan 1960, d. 12 Oct 1997
