MSGB
| Acronym | Definition |
|---|---|
| MSGB | Madison Square Garden Boxing, Inc. (fight promotion) |
| MSGB | Minor Salivary Gland Biopsy |
| MSGB | Mah Sing Group Berhad (Malaysia) |
| MSGB | Mid-State Golden Blades (Farmingdale, NJ) |
| MSGB | Middle School Girls Basketball (various locations) |