| Gyranusoidea pseudococci (Brèthes, 1924) |
| Habrolepistia Mercet, 1921 |
| Habrolepopterygis Girault, 1915 |
| Hambletonia Compere, 1936 |
| Hambletonia pseudococcina Compere, 1936 |
| Hemaenasoidea Girault, 1916 |
| Henicopygus Ashmead, 1900 |
| Heterarthrellus Howard, 1898 |
| Hexacladia Ashmead, 1891 |
| Hexacladia mexicana Girault, 1917 |
| Hexacladia smithii Ashmead, 1891 |
| Hexanusia Girault, 1922 |
| Holcencyrtus Ashmead, 1900 |
| Holcencyrtus gonzalezi Trjapitzin, 1998 |
| Holcencyrtus myrmicoides (Compere & Zinna, 1955) |
| Holcencyrtus osborni (Timberlake, 1923) |
| Holcencyrtus scapus (Gordh & Trjapitzin, 1980) |
| Holcencyrtus wheeleri (Ashmead, 1904) |
| Homalotylus Mayr, 1876 |
| Homalotylus brevicauda Timberlake, 1919 |