The taxon authority Brown may refer to:

• Addison Brown (1830–1913), botanist
• Alex E. Brown, U.S. entomologist
• Arthur Erwin Brown (1850–1910), herpetologist
• Barnum Brown (1873–1963) U.S. paleontologist
• Brian V. Brown, eEntomologist
• Bryce C. Brown, herpetologist
• Culum Brown, ichthyologist
• Forest Buffen Harkness Brown (1873–1954), botanist
• Frederick Martin Brown (1903–1993), entomologist
• George Brown, annelidologist
• Jason L. Brown, herpetologist
• Jeremy M. Brown, entomologist
• Jill R. Brown, herpetologist
• John Ednie Brown (1848–1899), botanist
• John Wesley Brown, entomologist
• June M. Brown, microbiologist
• Keith S. Brown, entomologist
• Larry E. Brown (born 1937), botanist
• Lauren E. Brown, herpetologist
• Matthew W. Brown, biologist
• Nicholas Edward Brown (1849–1934, N.E.Br.), botanist
• Paul A. Brown, entomologist
• Peter B. Brown, herpetologist
• Rafe M. Brown, herpetologist
• Richard L. Brown, entomologist
• Robert Brown (1773–1858, R.Br.), Scottish botanist
• Robert Brown tertius (1820–1906, R.Br.bis), Scottish-born New Zealander botanist
• Roland W. Brown (1893–1961), palaeobotanist
• Roselyn Brown, microbiologist
• Thomas Brown (1785–1862), naturalist
• Walter Creighton Brown (1913–2002), herpetologist
• William L. Brown, Jr., entomologist
• Williamson James Brown (1902–1977), Canadian entomologist
• Walter Varian Brown (1913–1977), botanist

or Browne:

• Edward Thomas Browne (1866–1937), cnidariologist
• F.G. Browne, English entomologist
• Patrick Browne (1720–1790), naturalist
• William E. Browne, entomologist