''Ditomus'' is a genus in the ground beetle family Carabidae. There are at least two described species in ''Ditomus'', found in the Palearctic realm, Palearctic.
Species
These two species belong to the genus ''Ditomus'':
* ''Ditomus calydonius'' (P.Rossi, 1790)
* ''Ditomus tricuspidatus'' (Fabricius, 1792)