Major Owen Charles Guinness1 
He was educated at Uppingham School, Uppingham, Rutland, EnglandG.1 He fought in the First World War, where he was severely wounded.1 He was educated at Royal Military College, Sandhurst, Berkshire, EnglandG.1 He was appointed Officer, Order of the British Empire (O.B.E.) in 1919.1 He was an instructor between 1928 and 1932 at Royal Military College, Sandhurst, Berkshire, EnglandG.1 He retired from the military in 1935, with the rank of Major, late of the Worcestershire Regiment.1 He was re-employed in World War II in War Office Casualty Branch.2 He lived at Tibradden House, County Dublin, IrelandG.1
Children of Major Owen Charles Guinness and Katherine Doris Smith-Ryland
- Charles Spencer Guinness3 b. 1 Jun 1932, d. 24 Apr 2004
- Paul Dennis Guinness+3 b. 4 Feb 1941
William Charles Henry Alston Smith-Ryland1 
He lived at Barford Hill, Warwick, Warwickshire, EnglandG.3 He held the office of Justice of the Peace (J.P.)1 William Charles Henry Alston Smith-Ryland usually went by his middle name of Charles.3
Children of William Charles Henry Alston Smith-Ryland
- Evelyn Mary Smith-Ryland+3 d. 15 Aug 1977
- Katherine Doris Smith-Ryland+3
Children of William Charles Henry Alston Smith-Ryland and Edith Richards
- Captain Charles Ivor Phipson Smith-Ryland+3 b. 1 Feb 1898, d. 27 Dec 1929
- Esmé Louise Smith-Ryland+3 b. 1 Dec 1901, d. 2 Sep 1978
- [S37] BP2003 volume 2, page 1698. See link for full details for this source. Hereinafter cited as. [S37]
- [S474] FamilySearch, online http://www.familysearch.com. Hereinafter cited as FamilySearch.
- [S37] BP2003. [S37]
Katherine Doris Smith-Ryland1
From 23 June 1927, her married name became Guinness.
Children of Katherine Doris Smith-Ryland and Major Owen Charles Guinness
- Charles Spencer Guinness2 b. 1 Jun 1932, d. 24 Apr 2004
- Paul Dennis Guinness+2 b. 4 Feb 1941
Charles Spencer Guinness1 
He was educated at Winchester College, Winchester, Hampshire, EnglandG.1 He graduated from New College, Oxford University, Oxford, Oxfordshire, EnglandG, in 1954 with a Bachelor of Arts (B.A.)1 He gained the rank of 2nd Lieutenant in the Royal Signals.1 He graduated from New College, Oxford University, Oxford, Oxfordshire, EnglandG, in 1959 with a Master of Arts (M.A.)1 He was a school master at St. Columba’s College, Dublin, County Dublin, IrelandG.1 He was a school master at Eton College, Windsor, Berkshire, EnglandG.1 He lived at Tibradden and St. Thomas, County Dublin, IrelandG.1
- [S37] BP2003 volume 2, page 1698. See link for full details for this source. Hereinafter cited as. [S37]
- [S47] BIFR1976 page 527. See link for full details for this source. Hereinafter cited as. [S47]
- [S37] BP2003. [S37]
- [S320] Notices, The Irish Times, Dublin, Ireland, 23 April 2005. Hereinafter cited as The Irish Times.
Paul Dennis Guinness1
And Messrs E & G Stapleton.3 He was in practice with Messrs Darley & County.3 Dublin.3 He was educated at Winchester College, Winchester, Hampshire, EnglandG.1 He graduated from New College, Oxford University, Oxford, Oxfordshire, EnglandG, in 1963 with a Bachelor of Arts (B.A.)1 He was a practising solicitor in 1967.1 He lived in 2003 at The Coppins, Foxrock, County Dublin, Ireland.3
Children of Paul Dennis Guinness and Susan Elizabeth Jennifer Gill
- Selina Karen Elizabeth Guinness2 b. 30 Dec 1970
- Niall Owen Shane Guinness2 b. 15 May 1972
- Aidan Hugh Darragh Guinness2 b. 25 Feb 1974, d. 17 Nov 1974
Susan Elizabeth Jennifer Gill1
Formerly of Abbeylands.3 County Dublin.3 County Dublin had.3 Killiney.3 SC.3 She lived 4 Saint John’s Park.3 Mounttown.3 From 31 May 1968, her married name became Guinness.
Children of Susan Elizabeth Jennifer Gill and Paul Dennis Guinness
- Selina Karen Elizabeth Guinness2 b. 30 Dec 1970
- Niall Owen Shane Guinness2 b. 15 May 1972
- Aidan Hugh Darragh Guinness2 b. 25 Feb 1974, d. 17 Nov 1974
Niall Owen Shane Guinness1
Aidan Hugh Darragh Guinness1 
Selina Karen Elizabeth Guinness1
