| Warwickshire 3 | |
| Current Season: | 1991–92 Warwickshire 3 |
| Sport: | Rugby union |
| Champion: | Alcester (1st title) |
| Season: | 1991–92) (transferred to Staffordshire/Warwickshire 3 |
| Most Champs: | Multiple teams |
| Count: | 1 |
Warwickshire 3 was a tier 10 English Rugby Union league with teams from Warwickshire taking part. Promoted teams moved up to Warwickshire 2 and there was no relegation. Following restructuring of the Warwickshire leagues at the end of 1991–92 season, Warwickshire 3 was cancelled and the teams transferred into the newly introduced Staffordshire/Warwickshire 3 or Staffordshire/Warwickshire 4.
When league rugby began in 1987 this division contained the following teams:
Warwickshire 3 was a tier 10 league with promotion up to Warwickshire 2 and there was no relegation. At the end of the 1991–92 season the merging of all Staffordshire and Warwickshire leagues meant that Warwickshire 3 was discontinued.
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| Season | No of teams | Champions | Runners–up | Relegated teams | Reference | ||||||||||
| 1987–88 | 10 | Coventrians | No relegation | [1] | |||||||||||
| 1988–89 | 10 | Lanchester Polytechnic | No relegation | [2] | |||||||||||
| 1989–90 | 10 | Rugby Welsh | No relegation | [3] | |||||||||||
| 1990–91 | 10 | Pinley | No relegation | [4] | |||||||||||
| 1991–92 | 9 | Alcester | No relegation | [5] | |||||||||||
| Green backgrounds are promotion places. | |||||||||||||||