Theronia is a genus of ichneumon wasps in the family Ichneumonidae.

There are at least 30 described species in the genus Theronia.

[2][3][4][5][6] The genus has a worldwide distribution[3] and includes species that are endoparasitoids or hyperparasitoids of Lepidoptera.

[7] These 39 species belong to the genus Theronia: Data sources: i = ITIS,[8] c = Catalogue of Life,[2] g = GBIF,[3] b = Bugguide.net[4]