Charles Louis St. John1 
He held the office of Consul to the States of New Orleans.1
Child of Charles Louis St. John and Aglaé de Jora
- Dr. Alfred Henry Valentine St. John1 b. 14 Feb 1883, d. 9 Oct 1964
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
Aglaé de Jora1
From 1 July 1875, her married name became St. John.1
Child of Aglaé de Jora and Charles Louis St. John
- Dr. Alfred Henry Valentine St. John1 b. 14 Feb 1883, d. 9 Oct 1964
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
Alexander de Jora1
Child of Alexander de Jora
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
Dr. Alfred Henry Valentine St. John1 
He was a surgeon.2 He was naturalized as a U.S. citizen in 1931.2 He and Adolfina Sofia Engber emigrated to U.S.A. arriving on 1931.2 He lived in 1941 at British Columbia, Canada.2
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
- [S7370] Iulia Usineviciu, “re: St. John Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 21 December 2014. Hereinafter cited as “re: St. John Family.”
Catherine Ciolaco1
From 8 March 1907, her married name became St. John.1
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
John Ciolaco1
Child of John Ciolaco
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
Sir Frederic Robert St. John1 
He was in the Diplomatic Service in 1855.1 He held the office of Secretary to the Embassy at Constantinople between 1879 and 1881.1 He held the office of Minister Resident to Central America in 1881.1 He held the office of Minister Resident to Colombia in 1884.1 He held the office of Minister Resident to Venezuela between 1884 and 1888.1 He held the office of Envoy Extraordinary and Minister Plenipotentiary to Serbia between 1888 and 1890.1 He held the office of Consul-General to Serbia between 1890 and 1892.1 He held the office of Envoy Extraordinary and Minister Plenipotentiary to Switzerland between 1893 and 1901.1 He was appointed Knight Commander, Order of St. Michael and St. George (K.C.M.G.) in 1901.1
Children of Sir Frederic Robert St. John and Isabella Annie FitzMaurice
- Violet Rhoda St. John1 d. May 1965
- Dorothy Emily Olga St. John+1
- Natalie Edith St. John1
- Lt.-Col. Frederick Oliver St. John+1 b. 13 Oct 1886, d. 10 Feb 1977
- Captain George Ronald St. John+1 b. 26 Mar 1888, d. 1939
- Terence Alexander St. John1 b. 24 Mar 1896, d. 1951
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
Isabella Annie FitzMaurice1 
From 18 April 1882, her married name became St. John.1
Children of Isabella Annie FitzMaurice and Sir Frederic Robert St. John
- Violet Rhoda St. John1 d. May 1965
- Dorothy Emily Olga St. John+1
- Natalie Edith St. John1
- Lt.-Col. Frederick Oliver St. John+1 b. 13 Oct 1886, d. 10 Feb 1977
- Captain George Ronald St. John+1 b. 26 Mar 1888, d. 1939
- Terence Alexander St. John1 b. 24 Mar 1896, d. 1951
Lt.-Col. Frederick Oliver St. John1 
Lt.-Col. Frederick Oliver St. John usually went by his middle name of Oliver.1 He gained the rank of Lieutenant-Colonel in 1914 in the Royal Signals, 1st Battalion, Royal Scouts.1 He fought in the First World War.1 He was awarded the Distinguished Service Order (D.S.O.) in 1917.1 He was awarded the Military Cross (M.C.)1
Child of Lt.-Col. Frederick Oliver St. John and Elizabeth Pierce
- Oliver Peter St. John, 9th Earl of Orkney+3 b. 27 Feb 1938
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
- [S37] BP2003. [S37]
Dotie Burney1
Her married name became Seagrim. From 8 January 1923, her married name became St. John.1
Child of Dotie Burney and Captain Cyril Bruce Seagrim
- Christopher Bruce Seagrim+2 b. c 1930, d. 7 Sep 2017
- [S37] BP2003 volume 1, page 419. See link for full details for this source. Hereinafter cited as. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
