Fay

The taxon authority Fay may refer to:

? Fay L. Mayer, U.S. entomologist
John J. Fay (fl. 1970; J.J.Fay), botanist
Michael Francis Fay (born 1960, M.F.Fay), British geneticist and botanist
Rebecca Fay Johnson, U.S. malacologist
Sidney Fay Blake (1892–1959, S.F.Blake), U.S. botanist

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