| Full name: | Daniel Paul O'Brien |
| Born: | 5th June 1940, Greymouth, West Coast, New Zealand |
| Died: | 28th September 2008, Greymouth, West Coast, New Zealand |
| Batting: | Left-hand batter |
| Bowling: | Right-arm off-break |
| Teams: | West Coast (South Island) (Hawke Cup: 1975/76-1981/82); All teams |
| Lists of matches and more detailed statistics | |