(UPDATED AUGUST 27, 2017)
- Ranking: The Czech has improved year-end ranking in 5 straight seasons (2012-2016). Broke into Top 200 on May 1, 2017 and achieved career-high No. 197 on May 8, 2017 after advancing to Francavilla, ITA Challenger QF (d. Ofner and Bublik, l. to Travaglia). Earned 1st ATP ranking point at age 17 on Nov. 28, 2011 after winning 1R match atRoznov pod Radhostem, CZE Futures as WC (d. Uhlig). Peaked at No. 20 in junior rankings on Jan. 16, 2012.
- Milestones: Advanced to 1st 2 ATP Challenger Tour SFs on home soil at Liberec, CZE in 2016 (l. to Darcis) and 2017 (l. to Clezar). Owns 10-4 record in ITF Futures Circuit finals, highlighted by 3 titles in 2017:Aktobe, KAZ (d. Manafov); Antalya, TUR (d. Sakamoto) and Santa Margherita Di Pula, ITA (d. Giustino). Owns records of 19-23 at Challengers and 174-97 at Futures. Went 56-31 on ITF Juniors Circuit with wins over Coric, Edmund, Kyrgios and Nishioka.
- Grand Slams: Making tour-level debut at 2017 US Open as Q (d. Stakhovsky in Q3). Fell in 1st round of qualifying at 2017 Roland Garros (l. to Kudla) and 2017 Wimbledon (l. to A. Gonzalez). Advanced to 2012 Roland Garros junior doubles final w/Pavlasek (l. to Harris/Kyrgios).
- ATP Masters 1000: Yet to play a main draw or qualifying match at an ATP Masters 1000 event.