Peerage Record – 42447

     David Pieter de Villiers Graaff was born on 7 July 1915.¹ He was the son of Sir David Pieter de Villiers Graaff, 1st Bt. and Eileen van Heerden.² He died, without issue.¹
     He graduated from Cape Town University, Cape Town, Cape Province, South Africa^G, in 1936 with a Bachelor of Arts (B.A.)¹ He graduated from Magdalen College, Oxford University, Oxford, Oxfordshire, England^G, in 1938 with a Master of Arts (M.A.)²

     Dr. Johannes de Villiers Graaff was born on 19 February 1928.¹ He was the son of Sir David Pieter de Villiers Graaff, 1st Bt. and Eileen van Heerden.³ He married Lillian Clare Thomson, daughter of Sir George Paget Thomson and Isabel Kathleen Buchanan Smith, on 30 June 1951.¹ He died on 6 January 2015 at age 86 at Cape Town, Cape Province, South Africa.⁴
     He graduated from Cape Town University, Cape Town, Cape Province, South Africa^G, in 1946 with a Bachelor of Arts (B.A.)¹ He graduated from Cambridge University, Cambridge, Cambridgeshire, England^G, in 1950 with a Doctor of Philosophy (Ph.D.)³ He lived in 2003 at Morgenrood Road, Kenilworth, Cape Province, South Africa^G.¹

     Sir George Paget Thomson is the son of Sir Joseph John Thomson.² He married Isabel Kathleen Buchanan Smith, daughter of Very Rev. Sir George Adam Smith and Lilian Buchanan, on 18 September 1924.²
     He graduated with a Doctor of Law (LL.D.)² He was appointed Fellow, Royal Society (F.R.S.)² He was a Master at Corpus Christi College, Cambridge University, Cambridge, Cambridgeshire, England^G.¹

     Lillian Clare Thomson is the daughter of Sir George Paget Thomson and Isabel Kathleen Buchanan Smith.² She married Dr. Johannes de Villiers Graaff, son of Sir David Pieter de Villiers Graaff, 1st Bt. and Eileen van Heerden, on 30 June 1951.¹
     From 30 June 1951, her married name became Graaff.

     Pieter Johannes Graaff was born on 4 February 1958.¹ He is the son of Dr. Johannes de Villiers Graaff and Lillian Clare Thomson.²

     Janet Kathleen Graaff was born on 12 January 1954.¹ She is the daughter of Dr. Johannes de Villiers Graaff and Lillian Clare Thomson.²

     Anna Louise Graaff was born on 18 February 1955.¹ She is the daughter of Dr. Johannes de Villiers Graaff and Lillian Clare Thomson.²

     Teresa Clare Graaff was born on 18 February 1955.¹ She is the daughter of Dr. Johannes de Villiers Graaff and Lillian Clare Thomson.²

     Monica Suzanne Graaff was born on 22 October 1960.¹ She is the daughter of Dr. Johannes de Villiers Graaff and Lillian Clare Thomson.²

     Linda Elaine Graaff was born on 15 October 1966.¹ She is the daughter of Dr. Johannes de Villiers Graaff and Lillian Clare Thomson.²