Celtic Cup (2018 rugby union tournament)
| Current season or competition: 2019–20 Celtic Cup | |
| Sport | Rugby union |
|---|---|
| Instituted | 2018 |
| Inaugural season | 2018 |
| Ceased | 2020 |
| Number of teams | 8 |
| Nations | Ireland Wales |
| Holders | Leinster A (2019-20) |
| Most titles | Leinster A (2 titles) |
| Related competition | Pro14 |
The Celtic Cup was a rugby union cup competition featuring development regional and provincial teams from Ireland and Wales that began in 2018.