| Named By: | Olmi in 1995 |
| Time Period: | Burdigalian Burdigalian |
| Location: | Dominican Republic |
| Size: | Individuals range between 4.3 and 6.3 millimetres long |
| Diet: | Insectivore |
| Fossil(s): | Several individuals |
| Classification: | | Arthropoda | Insecta | Hymenoptera | Dryinidae | |
Dryinus grimaldii is an extinct species of wasp in the dryinid genus Dryinus. The species is solely known from the early Miocene, Burdigalian stage, Dominican amber deposits on the island of Hispaniola.