Francis Patrick O'Brien (11 February 1911 – 22 October 1991) was a New Zealand cricketer who played first-class cricket for Canterbury from 1932 to 1946 and for Northamptonshire in 1938 and 1939.
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Wickets | Bowl Avg | Best Bowling | Catches/St |
| First-class | 66 | 2649 | 24.52 | 4/10 | 164 | 14 | 46.78 | 2/14 | 34/0 |
