John Stuart Noyes (born 1949 in Cardiff) is a Welsh entomologist.
At the age of 14 an article entitled "My Hobby has Wings" about Noyes appeared in his local newspaper, the Pontypridd Observer; this 1963 article highlighted Noyes' interest in entomology at an early age.
In 1967 he began studying for a degree in zoology and applied entomology at Imperial College, London where he completed his doctoral thesis on the biology of the leek moth (Acrolepiopsis assectella).
In 1974 he was appointed as a researcher in the Chalcidoidea at the British Museum (Natural History).
[1] In 1991 he conceived of and implemented the Universal Chalcidoidea Database, an innovative and important online resource.