John Bretland Farmer

Sir John Farmer
Alma materUniversity of Oxford
SpouseEdith May Gertrude Pritchard
AwardsFRSE; FRS; Knighthood
Scientific career
Fieldsbotanist; cytologist

Sir John Bretland Farmer FRS FRSE (5 April 1865 – 26 January 1944) was a British botanist. He believed that chromomeres not chromosomes were the unit of heredity. Farmer and J. E. S. Moore introduced the term meiosis in 1905.