Level, 1 wins each over 2 singles meetings since 2023. Last meeting on 18/08/2024 at Winston-Salem Open - Winston-Salem.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 18/08/2024 | Winston-Salem Open - Winston-Salem | Qualifiers | hard | Kirchheimer | 6-3 6-4 |
| 07/11/2023 | Knoxville Challenger | Round 1 | indoor hard | Kwiatkowski | 6-7(5) 6-2 6-4 |
| hard | Kwiatkowski 0 - 1 Kirchheimer |
| indoor hard | Kwiatkowski 1 - 0 Kirchheimer |
| 2024 | Kwiatkowski 0 - 1 Kirchheimer |
| 2023 | Kwiatkowski 1 - 0 Kirchheimer |
74 wins, 76 losses since 2021 (49.3%).
Last matches: D D V D D
155 wins, 160 losses since 2021 (49.2%).
Last matches: D D D D V
Level, 1 wins each over 2 singles meetings since 2023.
On 18/08/2024, at Winston-Salem Open - Winston-Salem (Qualifiers): Strong Kirchheimer won 6-3 6-4.