Marais Erasmus (born 27 February 1964) is a South African former first-class cricketer who is currently serving as an international cricket umpire. He was a member of the Elite Panel of ICC Umpires and stands in matches in all three formats of international cricket – Test matches, One Day Internationals (ODIs), and Twenty20 Internationals (T20Is).
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Wickets | Bowl Avg | Best Bowling | Catches/St |
| FC | 53 | 1,913 | 29.43 | 1/7 | 103* | 131 | 28.18 | 6/22 | 35/— |
| LA | 54 | 322 | 10.38 | 0/1 | 55 | 48 | 37.06 | 3/25 | 16/— |
