'''Waterbug''' or '''water bug''' can refer to any of several things:

'''True bugs''' * The true water bugs (Nepomorpha), including such insects as giant water bugs (Belostomatidae), creeping water bugs (Naucoridae) and backswimmers (Notonectidae) * Various other aquatic true bugs (Hemiptera), known collectively as water bugs (Heteroptera)

'''Cockroaches''' * The American cockroach, ''Periplaneta americana'' * The German cockroach, ''Blattella germanica'' * The Oriental cockroach, ''Blatta orientalis''

==See also== * Waterbug Records, a record label

{{disambiguation}} Category:Animal common name disambiguation pages