World No. 128 · 28 career titles · career win–loss 772–513. Match history, ranking timeline and head-to-head records below.
| Country | Czech Republic |
| Born | 2002 |
| Plays | Right-handed |
| Height | 178 cm |
| Ranking | #128 · 468 pts |
| Career high | #86 |
Strength 0–100 is our own calculation, not an official tour ranking: 100 is the strongest in history, 70 is about the level of the world No. 100.
| Event · Round | Opponent | Score | Surface | |
|---|---|---|---|---|
| L | AITO Hangzhou Open · R32 | Rinky Hijikata (AUS) | 7-6, 6-4 | Hard |
| W | AITO Hangzhou Open · F | Rio Noguchi (JPN) | 4-6, 1-5 | Hard |
| W | AITO Hangzhou Open · SF | Philip Sekulic (AUS) | 5-3 | Hard |
| W | Qualifiers - Sweden vs Czechia - Czechia vs Sweden #3516364 · UNK | Olle Wallin (SWE) | 6-1, 6-3 | |
| L | US Open · R64 | Luciano Darderi (ITA) | 6-3, 6-7, 6-4, 6-4 | Hard |
| W | US Open · R128 | Valentin Royer (FRA) | 6-4, 6-3, 5-7, 5-7, 6-2 | Hard |
| W | US Open · Q3 | Mackenzie Mcdonald (USA) | 4-6, 6-2, 7-5 | Hard |
| W | US Open · Q2 | Alexis Galarneau (CAN) | 7-6, 6-2 | Hard |
| W | US Open · Q1 | Felipe Meligeni Alves (BRA) | 6-3, 6-4 | Hard |
| L | Cancun Country Open · R32 | Stan Wawrinka (SUI) | 7-6, 7-6 | Hard |
| L | Cincinnati Open · Q1 | Mark Lajal (EST) | 5-7, 6-4, 6-3 | Hard |
| L | Omnium Banque Nationale présenté par Rogers · Q1 | Titouan Droguet (FRA) | 4-6, 6-3, 6-4 | Hard |
| Season | Win–Loss | Titles | Year-end rank |
|---|---|---|---|
| 2026 | 35–31 | ||
| 2025 | 76–49 | 5 | |
| 2024 | 53–45 | 3 | |
| 2023 | 54–56 | 1 | |
| 2022 | 59–55 | 3 | |
| 2021 | 74–38 | 3 | |
| 2020 | 54–41 | ||
| 2019 | 95–66 | 2 | |
| 2018 | 82–58 | 2 | |
| 2017 | 80–43 | 4 | |
| 2016 | 87–20 | 5 | |
| 2015 | 17–9 |
