2018–19 Celtic Cup
| 2018–19 Celtic Cup | |
|---|---|
| Countries | Ireland Wales |
| Date | 7 September 2018–21 October 2018 |
| Champions | Leinster A (1st title) |
| Runners-up | Scarlets A |
| Matches played | 25/25 |
| Official website | |
| www | |
The 2018 Celtic Cup is the inaugural edition of the Celtic Cup rugby union competition, which features development regional and provincial teams from Ireland and Wales. It ran for six weeks from September 2018 until October 2018. Leinster A won the inaugural edition, beating Scarlets A in the final.