COQ
| Acronym | Definition |
|---|---|
| COQ | Coenzyme Q (dietary supplement) |
| COQ | Certificate of Quality (various companies) |
| COQ | Coquitlam (Vancouver, BC, Canada) |
| COQ | Cost Of Quality |
| COQ | Coût d'Obtention de la Qualité (French: Cost of Obtaining Quality) |
| COQ | Control of Quality |
| COQ | Channel Optimized Quantization |
| COQ | Centre Ostéopathique du Québec (French: Osteopathic Center of Quebec; Quebec, Canada) |
| COQ | Cadet of the Quarter |
| COQ | Commanding Officer's Quarters |
| COQ | Certification of Qualification (NASA) |
| COQ | Chernoff-Optimal Quantization |