S/Cdr. William Arthur Grattan-Bellew1

He fought in the First World War.2 He gained the rank of 2nd Lieutenant in the Connaught Rangers.1 He gained the rank of Squadron Commander in the Royal Flying Corps.2 He was awarded the Military Cross (M.C.)1
Thomas Henry Grattan-Bellew1 
He was educated at Downside School, Bath, Somerset, EnglandG.2 He graduated from Trinity College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, with a Bachelor of Arts (B.A.)1 He was awarded the Knight, Sovereign Military Order of Malta.1
Children of Thomas Henry Grattan-Bellew and Bettina Idrone Dorothy Loftus
- Dr. Patrick Edward Grattan-Bellew2 b. 26 Sep 1934, d. 8 Mar 2020
- Idrone Pauline Mary Grattan-Bellew+2 b. 30 Jun 1936
Major John Edward Blake Loftus1
Child of Major John Edward Blake Loftus
- Bettina Idrone Dorothy Loftus+2 d. 10 Mar 1995
Bettina Idrone Dorothy Loftus1 
From 1 June 1933, her married name became Grattan-Bellew.
Children of Bettina Idrone Dorothy Loftus and Thomas Henry Grattan-Bellew
- Dr. Patrick Edward Grattan-Bellew2 b. 26 Sep 1934, d. 8 Mar 2020
- Idrone Pauline Mary Grattan-Bellew+2 b. 30 Jun 1936
Dr. Patrick Edward Grattan-Bellew1 
He was educated at Glenstal Priory School, Ireland.2 He graduated from University College Dublin, Dublin, County Dublin, IrelandG, in 1956 with a Bachelor of Science (B.Sc.)1 He graduated from McGill University, Montreal, Quebec, CanadaG, in 1963 with a Master of Science (M.Sc.)1 He graduated from Cambridge University, Cambridge, Cambridgeshire, EnglandG, with a Doctor of Philosophy (Ph.D.)1 He was a mineralogist.1 He lived in 2003 at 472 Edison Avenue, Ottawa, Ontario, CanadaG.1
Elly Bollegraaf-Dwinger Gruner1
From 1980, her married name became Grattan-Bellew.
Idrone Pauline Mary Grattan-Bellew1
From 28 June 1964, her married name became Brittain.
Children of Idrone Pauline Mary Grattan-Bellew and Roger William Brittain
- William Henry Grattan Brittain2 b. 11 Jan 1965, d. b 2010
- Charles Francis Brittain2 b. 22 May 1966
- Georgina Mary Idrone Brittain2 b. 28 Aug 1968
- James Nicholas Robert Brittain2 b. 10 Mar 1971
Samson S. W. Brittain1
Child of Samson S. W. Brittain
- Roger William Brittain+2 d. 22 Dec 2010
Roger William Brittain1 
Children of Roger William Brittain and Idrone Pauline Mary Grattan-Bellew
- William Henry Grattan Brittain2 b. 11 Jan 1965, d. b 2010
- Charles Francis Brittain2 b. 22 May 1966
- Georgina Mary Idrone Brittain2 b. 28 Aug 1968
- James Nicholas Robert Brittain2 b. 10 Mar 1971
