JJB
| Acronym | Definition |
|---|---|
| JJB | Journal of Japanese Botany |
| JJB | Juvenile Justice Board (various locations) |
| JJB | Just Justin Board (Internet Message Board) |
| JJB | Juggernaut Jug Band |
| JJB | Joan Jett And The Blackhearts (band) |
| JJB | Jeffrey James Band |
| JJB | J Jason Branson (psychotherapist & radio show host) |