The taxon authority Miller may refer to:

• Allison J. Miller (A.J.Mill.), U.S. botanist
• Andrew Nicholas Miller (A.N.Mill.), U.S. mycologist
• Anthony G. Miller (born 1951; A.G.Mill.), British botanist
• Alden Holmes Miller (1906–1965), U.S. ornithologist
• Arthur Keith Miller (1902–1963), U.S. palaeontologist
• Aryeh H. Miller, U.S. herpetologist
• Catherine H. Miller (born 1958; C.H.Mill.), botanist
• C. Giles Miller, British paleontologist
• Cassandra M. Miller-Butterworth, South African biologist
• David Miller (1890–1973), New Zealand entomologist
• Douglass R. Miller, U.S. entomologist
• E.E. Miller (fl. 1912–23), lepidopterist
• Elizabeth Christina Miller, ichthyologist
• František Miller (1902–1983), Czech arachnologist
• Gary L. Miller, U.S. entomologist
• Gerrit Smith Miller (1869–1956; G.S.Mill.), U.S. botanist and zoologist
• Harvey Alfred Miller (born 1928; H.A.Mill.), botanist
• Hollman Miller, entomologist
• James S. Miller, U.S. entomologist
• James Spencer Miller (born 1953; J.S.Mill.), U.S. botanist
• Jeremy Abraham Miller, U.S. arachnologist
• John Frederick Miller (1759–1796), English ornithologist
• John M. Miller (fl. 1993; John M.Mill.), botanist
• John Samuel Miller (1779–1830), English paleontologist and malacologist
• John Sebastian Miller or Johann Sebastian Müller (1715–1790;J.S.Muell.), German-British botanist and illustrator
• Jacqueline Yvonne Miller (J.Y.Miller), U.S. entomologist
• Karen J. Miller, Australian cnidariologist
• Kathy Ann Miller (born 1953; K.A.Mill.), phycologist
• Kelly B. Miller, U.S. entomologist
• Konrad Miller, German paleontologist
• Lee Denmar Miller (1935–2008; L.D. Miller), U.S. entomologist
• Lillian Wood Miller (born 1937; Lill.W.Mill.), U.S. botanist
• Loye Holmes Miller (1874–1970; L.H. Miller), U.S. zoologist and paleontologist
• Ludwig Miller (1820–1897), Austran entomologist
• M. Barry Miller (M.B.Mill.), botanist
• Matthew J. Miller, U.S. ornithologist
• Michael A. Miller (M.A. Miller), German entomologist
• Michael C. Miller (born 1933), malacologist
• Milton A. Miller, marine biologist
• Philip Miller (1691–1771; Mill.), Scottish botanist
• Peter James Miller, British ichthyologist
• Randall F. Miller, paleontologist
• Robert B. Miller, entomologist
• Robert Rush Miller (1916–2003), U.S. ichthyologist
• Robert Victor Miller, U.S. ichthyologist and marine scientist
• Ronald F. Miller (fl. 2008; R.F.Miller), botanist
• Samuel Almon Miller (1837–1897), U.S. malacologist and paleontologist
• Scott E. Miller, U.S. entomologist
• Viktor Vsevolodovich Miller (1880–1946; V.V.Mill.), Russian phycologist and mycologist
• Waldron DeWitt Miller (1879–1929), U.S. ornithologist
• William Miller (c. 1831–1898; W.Mill.), British botanist
• William E. Miller, U.S. entomologist
• William R. Miller, U.S. tardigradologist and zoologist