The genus name Leptopteryx may refer to:

  • Animalia:
    • Leptopteryx Horsfield, 1821: Trans. Linn. Soc. London, 13 (1), 143. (Aves, Oriolidae), doubtful
    • Leptopteryx Zetterstedt, 1837: Isis (Oken), 1837, 39; 1838, Ins, Lapp. descr., 625., junior homonym = synonym of Euceraphis Walker, 1870 (Hemiptera, Aphididae)
    • Leptopteryx Agassiz, 1846: Nomen. Zool. Index Univ. (emend. pro -rix Huebner 1825) = synonym of Leptopterix Hübner, 1825 (Lepidoptera, Psychidae)