PBJ or PB&J is a peanut butter and jelly sandwich, popular in North America.
PBJ or PB&J may also refer to:
- PBJ (TV network), a defunct children's television network in the United States
- PB&J Television
- PBJ-1, US Navy variant of the B-25 Mitchell bomber
- PB & J (Brooklyn Nine-Nine)
- PB&J Otter, kid's program
PBJ or PB&J may abbreviate for:
- Peanut Butter Jelly (song)
- Peanut Butter Jelly Time, 2001 song
- Probation before judgment In Maryland, deferred adjudication is called "Probation Before Judgment" or "PBJ" for short
- Peter Bjorn and John, a Swedish indie pop band
- Patrick Baldwin Jr., an American basketball player for the Golden State Warriors