Roelof Erasmus van der Merwe (born 31 December 1984) is a Dutch-South African professional cricketer who has played internationally for both South Africa and the Netherlands, one of the few players to represent more than one international team.
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Wickets | Bowl Avg | Best Bowling | Catches/St |
| ODI | 42 | 317 | 14.40 | 0/1 | 57 | 48 | 33.41 | 3/14 | 15/– |
| T20I | 71 | 575 | 21.29 | 0/2 | 75* | 75 | 19.74 | 4/35 | 30/– |
| FC | 80 | 3,588 | 32.03 | 6/22 | 205* | 150 | 33.79 | 5/174 | 61/– |
| LA | 224 | 3,184 | 25.07 | 1/11 | 165* | 295 | 26.92 | 5/26 | 94/– |
