Sanctioned Matchup Predictor
Gerrit Rooker vs Samuel Mammino
Past Head-to-Head Rubbers (9)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Gerrit Rooker | def. | Samuel Mammino | 4-1 | Wynnum Fixtures - Spring 2026 - Round 5 (2026-09-21) | +4 |
| Gerrit Rooker | def. | Samuel Mammino | 4-0 | Wynnum Fixtures - Winter 2025 - Round 5 (2025-06-02) | +3 |
| Gerrit Rooker | def. | Samuel Mammino | 3-0 | Wynnum Fixtures - Spring 2025 - Round 5 (2025-09-22) | 0 |
| Gerrit Rooker | def. | Samuel Mammino | 3-0 | Wynnum Fixtures - Spring 2025 - Round 10 (2025-10-27) | 0 |
| Gerrit Rooker | def. | Samuel Mammino | 3-0 | Wynnum Fixtures - Summer 2026 - Round 12 (2026-03-30) | +1 |
| Gerrit Rooker | def. | Samuel Mammino | 3-0 | Wynnum Fixtures - Spring 2025 - Round 14 (2025-11-24) | 0 |
| Gerrit Rooker | def. | Samuel Mammino | 3-2 | Wynnum Fixtures - Spring 2025 - Round 15 (2025-12-01) | 0 |
| Gerrit Rooker | def. | Samuel Mammino | 3-0 | Wynnum Fixtures - Summer 2026 - Round 2 (2026-01-19) | +1 |
| Gerrit Rooker | def. | Samuel Mammino | 3-0 | Wynnum Fixtures - Summer 2026 - Round 7 (2026-02-23) | +1 |
