Dunith Nethmika Wellalage (born 9 January 2003) is a professional Sri Lankan cricketer currently plays limited overs cricket for the national side. He made his international debut for the Sri Lanka cricket team in June 2022 to a series against Australia. He was educated at St. Sebastian's College, Moratuwa and St. Joseph's College, Colombo 10.
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Wickets | Bowl Avg | Best Bowling | Catches/St |
| Test | 1 | 29 | 14.50 | 0/0 | 18 | 0 | – | – | 2/0 |
| ODI | 31 | 386 | 20.31 | 0/1 | 67* | 39 | 29.10 | 5/27 | 10/0 |
| T20I | 6 | 12 | 12.00 | 0/0 | 11* | 7 | 25.14 | 3/9 | 3/0 |
| FC | 31 | 958 | 25.89 | 0/4 | 78* | 98 | 27.06 | 8/152 | 17/0 |
