Sir Thomas Randolph Houstoun-Boswall of Blackadder, 5th Bt.1 
He gained the rank of Captain in the 14th Service Battalion, Royal Scots, formerly 3rd Battalion.1 He succeeded as the 5th Baronet Houstoun, of Calderhall [U.K., 1836] on 27 September 1915.1
Children of Sir Thomas Randolph Houstoun-Boswall of Blackadder, 5th Bt. and Edith Mary Salter
- Thomas Gordon Houstoun-Boswall2 b. 20 Feb 1915, d. 7 May 1915
- Pamela Nanine Houstoun-Boswall+2 b. 6 Jun 1916, d. 27 Mar 2008
- Patricia Mary Houstoun-Boswall+2 b. 16 Oct 1917
- Lieutenant George Cleeton Houstoun-Boswall2 b. 1 Sep 1920, d. 11 Dec 1941
- Elizabeth Flora Houstoun-Boswall+2 b. 12 May 1923
Jarvis Salter1
Child of Jarvis Salter
- Edith Mary Salter+2 d. 30 Sep 1962
Edith Mary Salter1 
From 8 February 1912, her married name became Houstoun-Boswall.1
Children of Edith Mary Salter and Sir Thomas Randolph Houstoun-Boswall of Blackadder, 5th Bt.
- Thomas Gordon Houstoun-Boswall2 b. 20 Feb 1915, d. 7 May 1915
- Pamela Nanine Houstoun-Boswall+2 b. 6 Jun 1916, d. 27 Mar 2008
- Patricia Mary Houstoun-Boswall+2 b. 16 Oct 1917
- Lieutenant George Cleeton Houstoun-Boswall2 b. 1 Sep 1920, d. 11 Dec 1941
- Elizabeth Flora Houstoun-Boswall+2 b. 12 May 1923
Thomas Gordon Houstoun-Boswall1 
Lieutenant George Cleeton Houstoun-Boswall1

He fought in the Second World War.1 He gained the rank of Lieutenant in the Royal Scots.1
Pamela Nanine Houstoun-Boswall1 
From 30 April 1938, her married name became Calvert.
Children of Pamela Nanine Houstoun-Boswall and William Oliver Calvert
- Ian Arbuckle Calvert+2 b. 1939
- Susan Arbuckle Calvert2 b. 1942
- Shirley Calvert3 b. c 1943
- George Arbuckle Calvert2 b. 1951
Captain Albert James Calvert1
Child of Captain Albert James Calvert
- William Oliver Calvert+2 b. 24 Jun 1906, d. 28 Nov 1959
William Oliver Calvert1 
He lived at 3841 Ella Lee Lane, Houston, Texas, U.S.A.G.2
Children of William Oliver Calvert and Pamela Nanine Houstoun-Boswall
- Ian Arbuckle Calvert+3 b. 1939
- Susan Arbuckle Calvert3 b. 1942
- Shirley Calvert2 b. c 1943
- George Arbuckle Calvert3 b. 1951
Ian Arbuckle Calvert1
Children of Ian Arbuckle Calvert and Beverly Ann Benjamin
George Arbuckle Calvert1
