Winstan St. Andrew St. John1 
He was registered as a Licentiate, Royal College of Physicians, London (L.R.C.P.) in 1898.1 He was registered as a Member, Royal College of Surgeons (M.R.C.S.) in 1898.1 He was appointed Fellow, Entomological Society.1 He was awarded the Commander, Most Venerable Order of the Hospital of St. John of Jerusalem (C.St.J.)1 He held the office of Justice of the Peace (J.P.) in 1950.1
Child of Winstan St. Andrew St. John and Violet Julia Louise Twigg
- Orford Henderson St. Andrew St. John2 b. 13 Dec 1910
Henderson James Twigg1
Child of Henderson James Twigg
Violet Julia Louise Twigg1
From 18 December 1909, her married name became St. John.
Child of Violet Julia Louise Twigg and Winstan St. Andrew St. John
- Orford Henderson St. Andrew St. John2 b. 13 Dec 1910
Orford Henderson St. Andrew St. John1
He was educated at Wellington College, Crowthorne, Berkshire, England.1 He graduated from Hertford College, Oxford University, Oxford, Oxfordshire, England, in 1932 with a Bachelor of Arts (B.A.)1 He fought in the Second World War.1 He gained the rank of Captain in the General List.1
Maj.-Gen. Richard Stukeley St. John1 
He fought in the North-West Frontier between 1897 and 1898.1 He fought in the Boxer Rebellion in 1900.1 He fought in the First World War, where he was wounded and was mentioned in despatches.1 He was awarded the Distinguished Service Order (D.S.O.) in 1917.1 He gained the rank of Temporary Brigadier-General in 1917.1 He was Embarkation Commandant of the Bombay between 1917 and 1919.1 He was appointed Companion, Order of the Indian Empire (C.I.E.) in 1919.1 He gained the rank of Colonel in 1920.1 He was DA and QMG of the AHQ India between 1921 and 1922.1 He was commander of the Lahore Brigade Area between 1922 and 1926.1 He gained the rank of Major-General in 1926.1 He was DAQMG and QMG of the Northern Command, India between 1926 and 1929.1 He was appointed Companion, Order of the Bath (C.B.) in 1927.1
Captain Louis A. Jourdier1
Child of Captain Louis A. Jourdier
- Edwardine Annie Georgina Jourdier2 d. 2 Dec 1963
Edwardine Annie Georgina Jourdier1 
From 14 September 1905, her married name became St. John.
Major Edward Churchill St. John1 
He was Chief Engineer Madras Electric Supply Company between 1906 and 1913.1 He was registered as a Member, Institution of Electrical Engineers (M.I.E.E.)1 He gained the rank of Major in 1918 in the Royal Field Artillery.1 He gained the rank of Lieutenant in 1919 in the Royal Navy Volunteer Reserve (Tech.)1 He was Superintendant Engineer, Directorate of Works and Buidlings in 1938.1 He gained the rank of Major between 1939 and 1942 in the Royal Engineers.1 He was Deputy Assistant Director, Fortifications and Works, War Office.1
Children of Major Edward Churchill St. John and Irene Shepherd
- Catherine Margaret St. John2 b. 21 Oct 1907
- Lt.-Col. Edward Richard Gordon St. John+2 b. 17 May 1911, d. 5 Oct 1986
Colonel Charles Edward Shepherd1
Child of Colonel Charles Edward Shepherd
- Irene Shepherd+2 d. 24 Jun 1956
Irene Shepherd1 
From 18 April 1906, her married name became St. John.
Children of Irene Shepherd and Major Edward Churchill St. John
- Catherine Margaret St. John2 b. 21 Oct 1907
- Lt.-Col. Edward Richard Gordon St. John+2 b. 17 May 1911, d. 5 Oct 1986