JRRT
| Acronym | Definition |
|---|---|
| JRRT | John Ronald Reuel Tolkien (author; aka JRR Tolkien) |
| JRRT | Joseph Rowntree Reform Trust (UK organisation for democratic reform) |
| JRRT | Jacksonville Reef Research Team (Jacksonville, FL) |
| JRRT | Journal for the Renewal of Religion and Theology (free online academic publication) |