JRU
| Acronym | Definition |
|---|---|
| JRU | Junior Rugby Union (Australia) |
| JRU | Jose Rizal University (Manila, Philippines) |
| JRU | Juridical Recording Unit (railways) |
| JRU | Joint Recruitment Unit (Research Councils; UK) |
| JRU | Josh Roseman Unit (band) |
| JRU | Japan Confederation of Railway Workers' Unions |
| JRU | Justice Resource Update (publication; US DOJ) |