Douglas Robert Gain (born 29 December 1976), is a South African cricketer. He is a right-handed batsman and an occasional right-arm medium pace bowler.
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Bowl Avg | Best Bowling | Catches/St |
| First-class | 33 | 1503 | 26.36 | 1/11 | 100 | – | – | 26/– |
| List A | 21 | 559 | 37.26 | 0/4 | 95* | – | – | 6/– |
