Editing Graaff-Reinet (section)

===Sciences===
*[[Francis Guthrie]] the Four Colour Theorem mathematician and botanist, lived here.
*[[Harry Bolus]] botanist and founder of the Bolus Herbarium, lived here.
*[[Andrew Geddes Bain]] (1797 – 20 October 1864), esteemed geologist, road engineer, palaeontologist and explorer. Lived in Graaff-Reinet from 1822 for 13 years and worked as a saddle maker. He helped with the construction of the Ouberg Pass and supervised the construction of the Van Rynevelds Pass. In 1837 he was appointed superintendent of military roads by the Royal Engineers. He built eight mountain passes including Michell's Pass and Bain's Kloof Pass. He can rightly be called the father of South African palaeontology. His first fossil discovery was made in 1838. Famous for a fossil he discovered with a very impressive jaw filled with teeth which he named the "Blinkwater Monster". This fossil was later housed at the British Natural History Museum.
*[[Thomas Charles John Bain]] (29 September 1830 – 1893) became an even more famous road builder than his father and is the best known of the 19th century road builders. Famous for his 24 mountain passes. He was born in Graaff-Reinet; the second son and seventh child of Andrew Geddes Bain.
*Prof [[James Leonard Brierley Smith]] (26 October 1897 – 7 January 1968) was a famous South African ichthyologist who was born in Graaff Reinet. He was the first to identify, in 1938, a captured fish as a coelacanth, at the time thought long extinct.
*Dr [[Sidney Henry Southey Rubidge]] (31 May 1887 – 1970) Farmer on "Wellwood" Farm in the district. His hobby of fossil collecting became so highly developed that it brought him worldwide recognition for his contribution to science in the field of palaeontology. In 1952 he was awarded an Honorary Doctorate by the University of the Orange Free State for his work in this field. He built and maintained a fossil museum on "Wellwood". This has come to be recognised as the finest private collection of Karoo fossils in the world. A founder of the Merino Ram Breeders' Association of South Africa and of what today is the National Wool Growers Association of South Africa.
*[[Johannes Jacobus Brummer]] (Joe) was born in Graaff-Reinet on 2 September 1921. He was an economic geologist and one of the most successful mine finders ever. He was responsible for finding copper in Zambia, nickel, copper and zinc deposits in Manitoba as well as zinc and uranium deposits in Saskatchewan.<ref>{{Cite web|url=https://www.geosociety.org/documents/gsa/memorials/v34/Brummer.pdf|title=Memorial to Johannes J. Brummer 1921–2005|website=The Geological Society of America}}</ref> Recipient of the Barlow Gold Medal (CIM) in 1978 and in 1984 the GAC awarded him the Duncan R. Derry medal for his major contributions to economic geology.
*Prof [[James Kitching|James William Kitching]] (6 February 1922 – 24 December 2003) who grew up in the district was a South African vertebrate palaeontologist and regarded as one of the world's greatest fossil finders. He, together with James (Jim) Collinson, was the first person to identify and collect therapsid fossils in the Antarctic confirming the former continental link between southern Africa and Antarctica.{{Citation needed|date=July 2011}}
*[[Aubrey Sheiham]] (12 September 1936 – 24 November 2015) was a dental epidemiologist and professor at [[University College London]].<ref name="Sheiham obit">{{cite journal |last1=Watts |first1=G |title=Aubrey Sheiham. |journal=Lancet |date=12 December 2015 |volume=386 |issue=10011 |pages=2388 |doi=10.1016/s0140-6736(15)01204-0 |pmid=26709401|s2cid=46037473 }}</ref>
*[[William Smith (South African)|William Smith]] is South Africa's best-known and most popular television science and mathematics teacher. He matriculated at Union High School in Graaff-Reinet. In 2004, he was voted 86th in the Top 100 Great South Africans. The coelacanth "living fossil" was discovered by Smith's father, Professor James Leonard Brierley Smith, a renowned ichthyologist.
*[[Pierre Terblanche]], born in 1956 in Graaff-Reinet, was one of the designers of the Ducati 916.<ref name=":0">{{Cite web|url=https://www.cycleworld.com/2007/06/11/cw-5q-pierre-terblanche/|title=CW 5Q: Pierre Terblanche|last=Ets-Hokin|first=Gabe|date=10 June 2007|website=Cycle World}}</ref> The Ducati 916 is an Italian sports motorcycle manufactured by Ducati from 1993 to 1999. He also worked on the Ducati 888 and the 916. He has been the director of design at Ducati since 1997.<ref name=":0" />