Acanthagrion is een geslacht van juffers (Zygoptera) uit de familie van de waterjuffers (Coenagrionidae).

Soorten
 Acanthagrion abunae Leonard, 1977
 Acanthagrion adustum Williamson, 1916
 Acanthagrion aepiolum Tennessen, 2004
 Acanthagrion amazonicum Sjöstedt, 1918
 Acanthagrion apicale Selys, 1876
 Acanthagrion ascendens Calvert, 1909
 Acanthagrion chacoense Calvert, 1909
 Acanthagrion chararum Calvert, 1909
 Acanthagrion cuyabae Calvert, 1909
 Acanthagrion descendens Fraser, 1946
 Acanthagrion dichrostigma De Marmels, 1985
 Acanthagrion egleri Santos, 1961
 Acanthagrion flaviae Machado, 2012
 Acanthagrion floridense Fraser, 1946
 Acanthagrion fluviatile (De Marmels, 1984)
 Acanthagrion franciscoi Machado & Bedê, 2016
 Acanthagrion gracile (Rambur, 1842)
 Acanthagrion hildegarda Gloger, 1967
 Acanthagrion indefensum Williamson, 1916
 Acanthagrion inexpectum Leonard, 1977
 Acanthagrion jessei  Leonard, 1977
 Acanthagrion kaori Machado, 2012
 Acanthagrion kennedii Williamson, 1916
 Acanthagrion lancea Selys, 1876
 Acanthagrion latapistylum Calvert, 1902
 Acanthagrion longispinosum Leonard, 1977
 Acanthagrion marinae Lozano & Rodrigues, 2018
 Acanthagrion minutum Leonard, 1977
 Acanthagrion obsoletum (Förster, 1914)
 Acanthagrion peruanum Schmidt, 1942
 Acanthagrion phallicorne Leonard, 1977
 Acanthagrion quadratum Selys, 1876
 Acanthagrion rubrifrons Leonard, 1977
 Acanthagrion speculum Garrison, 1985
 Acanthagrion temporale Selys, 1876
 Acanthagrion tepuiense De Marmels, 1985
 Acanthagrion triangulare Machado, 2012
 Acanthagrion trilobatum Leonard, 1977
 Acanthagrion truncatum Selys, 1876
 Acanthagrion vidua Selys, 1876
 Acanthagrion williamsoni Leonard, 1977
 Acanthagrion yungarum Ris, 1918

Waterjuffers