(UPDATED 17 JANUARY 2025)
- Former World No. 2 junior broke into Top 100 in February 2024 after reaching 1st QF, SF and final in Doha and achieved career-high No. 48 in October 2024 after advancing to ATP Masters 1000 QF (l. to Djokovic).
- Also in Doha, defeated former champions Murray, Monfils and No. 5 Rublev for biggest win of career to become the youngest Czech ATP Tour finalist and first player in an ATP Tour final born in 2005 or later.
- In tour-level debut, reached 3R at 2023 US Open as Q, becoming the youngest player to reach Grand Slam 3R since Nadal at 2004 Aus. Open and youngest at US Open since Santoro in 1990, then l. to Fritz on his 18th birthday.
- Qualified for 2nd tour-level event at 2024 Australian Open, defeating former-Top 10 player Shapovalov in 1R.
- Qualified for 2024 Next Gen ATP Finals presented by PIF.
- Owns a 30-21 Challenger record, winning 1st title at 2023 Prague-2 in May as No. 333-ranked WC.
- Went 85-28 on ITF Juniors circuit, highlighted by reaching 2022 Australian Open boys’ singles final.