Enantiidae is a family of flatworm belonging to the order Polycladida.
Members of Enantiidae have a smooth, ovoid body, with no presence of tentacles. The mouth is located at the anterior end behind the brain. The pharynx is bell-shaped. The male copulatory apparatus is simple, with a forward-directed seminal vesicle behind the pharyngeal sac.
Enantiidae currently holds two genera: