| Dewi Cross | |
| Fullname: | Dewi Cross |
| Birth Date: | 1999 12, df=yes |
| Birth Place: | Bridgend, Wales |
| Height: | 179cm (70inches) |
| Weight: | 730NaN0 |
| School: | Ysgol Llanhari |
| Relatives: | Cross |
| Position: | Wing |
| Currentclub: | Cardiff Rugby |
| Youthclubs1: | Pencoed |
| Years1: | 2018- |
| Clubs1: | Ospreys |
| Apps1: | 4 |
| Points1: | 5 |
Dewi Cross (born 6 December 1999) is a Welsh rugby union player who plays for Cardiff RFC as a winger.
Cross made his debut for the Ospreys in 2018 against Gloucester having previously played for the Ospreys academy.