Kaiserslautern is a district (Kreis) in the south of Rhineland-Palatinate, Germany.

Neighboring districts are (from west clockwise) Kusel, Saarpfalz-Kreis, Donnersbergkreis, Bad Dürkheim and Südwestpfalz.

The city of Kaiserslautern is almost fully enclosed by, but not belonging to the district.

The district includes parts of the Palatinate Forest (Pfälzer Wald) in the east and the North Palatine Hills (Nordpfälzer Bergland) in the west, as well as the lowlands between them.

The eagle on the top of the coat of arms represents the several imperial estates in the district.