Sanctioned Matchup Predictor
Joshua Goldwaser vs Dianne O'Brien
Past Head-to-Head Rubbers (10)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade Winter Pennant 2023 Rnd 17 (2023-11-16) | 0 | |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade Winter Pennant 2023 Rnd 8 (2023-08-31) | 0 | |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade 2025 Summer Pennant Rnd 7 (2025-03-20) | +1 | |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade 2025 Summer Pennant Rnd 10 (2025-04-24) | +1 | |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade 2025 Summer Pennant Rnd 15 (2025-05-29) | +1 | |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade Winter Pennant 2023 Rnd 16 (2023-11-09) | 0 | |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade 2025 Winter Pennant Rnd 12 (2025-11-06) | +2 | |
| Dianne O'Brien | def. | Joshua Goldwaser | 7,8,10 | 2025 BDTTA Club Championships (2025-11-16) | +1 |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA C Grade 2026 Summer Pennant Rnd 4 (2026-02-26) | +3 | |
| Dianne O'Brien | def. | Joshua Goldwaser | BDTTA Winter Pennant 2026 C Grade Rnd 7 (2026-08-27) | +4 |