| Full name: | Hadleigh Kevin O'Leary | 
| Born: | 4th October 2001, Wanganui, New Zealand | 
| Batting: | Right-hand batter | 
| Bowling: | Right-arm medium pace | 
| Relations: | Brother: SB O'Leary; Brother: CIH O'Leary; Brother: TE O'Leary | 
| Teams: | Wanganui (Hawke Cup: 2018/19) | 
| Lists of matches and more detailed statistics | |