PRJ

PRJ may refer to:

Jakarta Fair ({{langx|id|links=no|Pekan Raya Jakarta}}), an annual event in Indonesia
Patti Rutland Jazz, a dance company in Alabama, United States
Prantij railway station (station code PRJ), Gujarat, India
Pronair (ICAO: PRJ), a former airline based in Spain
{{code|.prj}}, a file extension for the project description in a shapefile