| Matches | 9 |
| Won by Van Eerd Jonathan | 3 (33%) |
| Won by Buchmann Walter | 6 (66%) |
| Tied | 0 (0%) |
| # | Tourney | Championship | Date | Round | Scores | |
|---|---|---|---|---|---|---|
| Van Eerd Jonathan | Buchmann Walter | |||||
| 1 | 6. MSP-Turnier | Swiss Championship 2016/17 | 04-08-2017 | 1 | 0 | 25 |
| 2 | 5. MSP-Turnier | Swiss Championship 2017/18 | 03-10-2018 | 2 | 5 | 23 |
| 3 | 1. MSP-Turnier | Swiss Championship 2018/19 | 11-17-2018 | 4 | 22 | 9 |
| 4 | 3. MSP-Turnier | ... | 01-12-2019 | 3 | 16 | 18 |
| 5 | 6. MSP-Turnier | ... | 04-13-2019 | 5 | 15 | 14 |
| 6 | 2. MSP-Turnier | Swiss Championship 2019/20 | 12-14-2019 | 5 | 13 | 22 |
| 7 | 3. MSP-Turnier | ... | 01-11-2020 | 7 | 16 | 25 |
| 8 | 1. MSP-Turnier | Swiss Championship 2021/22 | 10-23-2021 | 7 | 13 | 19 |
| 9 | 2. MSP-Turnier | Swiss Championship 2023/24 | 12-16-2023 | 5 | 25 | 0 |