| Full name: | Mason Vincent Gain |
| Born: | 29th December 2005, Dunedin, Otago, New Zealand |
| Batting: | Right-hand batter |
| Bowling: | Right-arm off-break |
| Relations: | Brother: JT Gain; Sister: ON Gain |
| Teams: | Otago Under-17s (New Zealand Under-17 Tournament: 2022/23); Otago Under-19s (New Zealand Under-19 Tournament: 2023/24) |
| Lists of matches and more detailed statistics | |