Bad Lieutenant is a 1992 American crime film directed by Abel Ferrara. The film stars Harvey Keitel as the title character "bad lieutenant" as well as Victor Argo and Paul Calderón. The screenplay was co-written by Ferrara with actress-model Zoë Lund, both of whom appear in the film in minor roles. The film was screened in the Un Certain Regard section at the 1992 Cannes Film Festival.

Since its release, Bad Lieutenant has become one of Ferrara's best known and most critically appreciated works.