Sanctioned Matchup Predictor
Alan Williams vs Jan Kuboszek
Past Head-to-Head Rubbers (4)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Jan Kuboszek | def. | Alan Williams | 3-1 | GDTTA Autumn Tuesday Pennant Round 2 (2023-04-25) | +68 |
| Alan Williams | def. | Jan Kuboszek | 3-0 | GDTTA Autumn Tuesday Pennant Round 7 (2023-05-30) | +16 |
| Jan Kuboszek | def. | Alan Williams | 3-1 | 2025 GDTTA Winter Premier League R7 (2025-08-19) | +3 |
| Jan Kuboszek | def. | Alan Williams | 3-0 | 2025 GDTTA Autumn Premier League R3 (2025-04-29) | +5 |