| Acronym | Definition |
|---|
| DMJ | Daughters of Mary and Joseph |
| DMJ | Duke Mathematical Journal (Duke University Press; North Carolina) |
| DMJ | Diploma in Medical Jurisprudence |
| DMJ | Do My Jeans (clothing manufacturer) |
| DMJ | Découverte Montagne Jeunesse (French youth recreation association) |
| DMJ | Darren Mccormick Jewellery (UK) |
| DMJ | Dose Moyenne Journalière (French: Daily Average Dose) |
| DMJ | Davenport, Marvin, Joyce, & Co., LLP (financial planning) |
| DMJ | Drowning Mary Jane (band) |
| DMJ | Diabetes Management Journal (Good Health Publications; Australia) |
| DMJ | Dancing Monkey Jewelry (personal journal) |