Jack Rose (Colonel)

John George Rose (1876-1973) was a South African analytical chemist, an officer in various wars and a Grand Master of the freemasons of South Africa.

Jack Rose
President of South African Association for the Advancement of Science
In office
Preceded byPijper, A.
Succeeded byChubb, E.C.
Grand Master of Lodge de Goede Hoop (South African Freemasons)
In office
Preceded bySilberbauer, C.C.
Succeeded by Botha, C.G.
Personal details
John George Rose

11 January 1876
Cape Town, Cape Colony , South Africa
Cape Town, Cape Province , South Africa
NationalitySouth African
Known forAnalytical Chemistry, Military career and Freemasonry


Rose was born on 11 January 1876 in Cape Town, South Africa. He was the son of John Edwin Benjamin Rose (Auditor-general of the Cape Colony) and Emmerentia Johanna Steytler. He died in Cape Town in a house called Beau Soliel in 1973 at 97 years old. Today the house is the Beau Soliel Music Centre.[1]. He attended the South African College School in Cape Town and passed matric at the University of the Cape of Good Hope in 1893.[2]

Career as a chemist


At the end of 1896 he started to work as assistant analyst in the Government Analytical Laboratory, Cape Town. In 1912 the Government appoint him as a first grade chemical assistant in the Government Analytical Laboratory . The South African Railways and Harbours Administration appointed him as Chief Chemist in 1929. He stayed in that position until his retirement in 1935. He was an analytical Chemist by trade.

Membership and contributions in the Chemical field

Rose was a member of various Science and Chemical Organizations or Association and published articles:


  • 1899- World record holder for one hour cycling. He did just under 48km in the hour.[8]


[9] Jack Rose had a long military career , stretching over two World Wars:


He was a Grand Master of the Freemasons in South Africa from 1944 to 1957, after he took over from Conrad Silberbauer. Colonel C.G. Botha took over from him in 1957. [12][13][14]


  1. "Beau Soliel Music Centre".
  2. Ritchie, W. (1918). The history of the South African College, 1829-1918. T. Maskew Miller.
  3. "Biography".
  4. "references".
  5. Van Der Walt, I. J.; Van Niekerk, H. J.; Olivier, J. (2008). "References". Water SA. 34 (2): 163–174.
  6. "History" (PDF).
  7. "Institute of Chemistry of Great Britain and Ireland". Proceedings of the Institute of Chemistry of Great Britain and Ireland. 10: A001. 1886. doi:10.1039/PG886100A001.
  8. Brodie, N. (2015). The Cape Town Book: A Guide to the City's History, People and Places. Penguin Random House South Africa. ISBN 9781920545994.
  9. "South African military History Society".
  10. "Queen's South Africa Medal". 2013-09-26. Retrieved 30 October 2018.
  11. "1914-15 Star". 2013-09-26. Retrieved 22 October 2018.
  12. The effects of political , economic and social events on the order of Freemasons in South Africa, with reference to the movement for the formation of a united grand lodge 1772-1961 by Cooper, A.A.
  13. "M W Bros John Rose and Graham Botha" (PDF).
  14. "Deputy Grand Masters of the Netherlands".
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