| Acronym | Definition |
|---|
| DPJ | Democratic Party of Japan |
| DPJ | Droit pour la Justice (French: Right to Justice) |
| DPJ | Deterministic Parallel Java (computer project) |
| DPJ | Directeur de la Protection Jeunesse (French; Director of Youth Protection; Canada) |
| DPJ | Ducharme Pierre Jean (French electrician) |
| DPJ | Département de la Protection de la Jeunesse |
| DPJ | Duodenitis/Proximal Jejunitis (horse disorder) |
| DPJ | Divisions de Police Judiciaire (French: Judicial Police Division; France) |
| DPJ | Direct Percutaneous Jejunostomy |
| DPJ | Dentino-Pulpal Junction |