| Acronym | Definition |
|---|
| JR➣Junior |
| JR➣Jim Ross (wrestling personality) |
| JR➣John Ross (Ewing; Dallas TV Show) |
| JR➣Julia Roberts (actress) |
| JR➣Jerry Rice (NFL player) |
| JR➣Japan Rail(ways) |
| JR➣John Ritter (actor) |
| JR➣Jeremy Roenick (hockey player) |
| JR➣Jive Records |
| JR➣Jalen Rose (NBA Player) |
| JR➣J Records (record label) |
| JR➣Jumping Rope (aerobic exercise) |
| JR➣Jam Resistant |
| JR➣Jordan Rudess (Dream Theater) |
| JR➣Johnny Rutherford (auto racer) |
| JR➣Aero California (IATA Airline Code) |
| JR➣John Reuben (musician) |
| JR➣Joint Review |
| JR➣Jupiter Research (Florida) |
| JR➣Junctional Rhythm |
| JR➣Jump Register (MIPS assembly) |
| JR➣Jean-Romain |
| JR➣Jacques Rouvier (classical pianist) |
| JR➣Juno Regina (Latin: Juno the Queen, epigraphy) |
| JR➣Job-Routed |