John Oliver Griffiths (15 July 1923 – 13 April 2001) was a British philatelist who was added to the Roll of Distinguished Philatelists in 1987.Background notes on The Roll of Distinguished Philatelists September 2011, Roll of Distinguished Philatelists Trust, London, 2011. Archived here.
Griffiths won the Grand Prix d'Honneur plus Large Gold medal at STOCKHOLMIA 74 for his British stamps."The Three Previous Stockholmia World Philatelic Exhibitions" by Bengt Bengtsson, Bulletin 1, STOCKHOLMIA2019, Sweden, 2017, pp. 30-33. He won Large Gold plus Grand Prix d'Honneur at BANGKOK 83 for South Australia and later won gold medals for Leeward Islands in the 1980s.
Griffiths married Lynne Griffiths (1923–1990).
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