Rugby - Rainbow Cup
Only played in 2021 as a adjunct to the PRO League season shortened by the Covid-19 pandemic, this was contested by the 16 teams who make up the United Rugby Championship.
| YEAR | WINNERS | RUNNERS-UP |
| 2021 | BENETTON (Ita) | BULLS (RSA) |
| Final Venue |
| Stadio Comunale di Monigo, Treviso, Ita |
| Links to other Rugby Union |
| National Teams | Club/Provincial |