Maria O'Brien
| Maria O'Brien | |
|---|---|
| Personal information | |
| Nickname | "OB" |
| Born | 14 May 1970 Plymouth, England |
| Home town | Plymouth, England |
| Darts information | |
| Playing darts since | 1991 |
| Laterality | Left-handed |
| Walk-on music | Maria by Blondie |
| Organisation (see split in darts) | |
| BDO | 2016–2020 |
| WDF | 2016– |
| Current world ranking | (WDF W) NR (10 June 2025) |
| WDF major events – best performances | |
| World Championship | Semi Final: 2019 |
| World Masters | Semi Final: 2016 |
| World Trophy | Quarter Final: 2018, 2019 |
Maria O'Brien (born 14 May 1970) is an English darts player who plays in World Darts Federation (WDF) events.