1983–84 Rugby Union County Championship
The 1983–84 Thorn EMI Rugby Union County Championship was the 84th edition of England's County Championship rugby union club competition.
Gloucestershire won their 15th title after defeating Somerset in the final.| Pos | First Division Group 2 | P | W | D | L | F | A | Pts |
| 1 | Somerset | 3 | 3 | 0 | 0 | 52 | 39 | 6 |
| 2 | Middlesex | 3 | 2 | 0 | 1 | 72 | 30 | 4 |
| 3 | Lancashire | 3 | 1 | 0 | 2 | 55 | 59 | 2 |
| 4 | Devon | 3 | 0 | 0 | 3 | 39 | 90 | 0 |
Final
