'''MOJ''' or '''moj''' may refer to:
* Ministry of justice, a ministry or other government agency in charge of the administration of justice * Moengo Airstrip (IATA: MOJ), an airport serving Moengo, Suriname * Moj, an Indian video-sharing service * Moj Mahdara, Iranian-American entrepreneur * Mohana railway station (Station code: MOJ), a railway station in Madhya Pradesh, India * MOJ (motorcycle), defunct Polish motorcycle brand * Monzombo language (ISO 639-3: moj), a minor Ubangian language of the Congos
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