Hugh St. John Tyrwhitt1 
Children of Hugh St. John Tyrwhitt and Alice Noel Carter
- Noel Frances St. John Tyrwhitt+2 b. 30 Mar 1901
- Richard Yorke Tyrwhitt+2 b. 7 Mar 1905
Joseph Carter1
Child of Joseph Carter
- Alice Noel Carter+2 d. 8 Apr 1958
Alice Noel Carter1 
From 16 November 1898, her married name became Tyrwhitt.
Children of Alice Noel Carter and Hugh St. John Tyrwhitt
- Noel Frances St. John Tyrwhitt+2 b. 30 Mar 1901
- Richard Yorke Tyrwhitt+2 b. 7 Mar 1905
Richard Yorke Tyrwhitt1
Children of Richard Yorke Tyrwhitt and Ketha Lomax Willis
- Helen Frances Tyrwhitt2 b. 28 Apr 1940
- Richard Norman St. John Tyrwhitt2 b. 1 Sep 1943
Ketha Lomax Willis1
From 10 May 1939, her married name became Tyrwhitt.
Children of Ketha Lomax Willis and Richard Yorke Tyrwhitt
- Helen Frances Tyrwhitt2 b. 28 Apr 1940
- Richard Norman St. John Tyrwhitt2 b. 1 Sep 1943
Richard Norman St. John Tyrwhitt1
Helen Frances Tyrwhitt1
Guy Stuart L’Estrange1 
Children of Guy Stuart L’Estrange and Noel Frances St. John Tyrwhitt
- Dodie Elfreda Noel L’Estrange+2 b. 12 Jun 1928
- Richard Guy Tyrwhitt L’Estrange+2 b. 18 Sep 1929
- Mildred Alice L’Estrange+2 b. 28 Jun 1932
- Henry Tyrwhitt L’Estrange+2 b. 4 Oct 1938
Noel Frances St. John Tyrwhitt1 
From 27 April 1927, her married name became L’Estrange.
Children of Noel Frances St. John Tyrwhitt and Guy Stuart L’Estrange
- Dodie Elfreda Noel L’Estrange+2 b. 12 Jun 1928
- Richard Guy Tyrwhitt L’Estrange+2 b. 18 Sep 1929
- Mildred Alice L’Estrange+2 b. 28 Jun 1932
- Henry Tyrwhitt L’Estrange+2 b. 4 Oct 1938
Richard Guy Tyrwhitt L’Estrange1
Children of Richard Guy Tyrwhitt L’Estrange and Janis Ilott
- Andrew Richard L’Estrange2 b. 26 Dec 1965
- Guy Owen L’Estrange2 b. 15 Apr 1969
