Jiri Cizek
2023
| J100Manacor | 1R | |
| J60Manacor | [4] | 2R |
| J200Bratislava | 1R |
2022
| J4Porec | [6] | Final |
| J2Rakovnik | 2R | |
| J5Liberec | [2] | Win |
| J3Prague-2 | 2R | |
| J1Prague | 1R | |
| J4Veska | [6] | 3R |
| J3Prague | 1R | |
| J2Pilsen | 1R | |
| J4Budapest | [8] | 1R |
| J3Hamburg | 1R | |
| J4Hamburg | [14] | 2R |
| J3Trnava | 2R | |
| J5Prague | [7] | 2R |
| J2Bratislava | 2R | |
| J4Frankfurt | 2R |
Nation
CZE
World Ranking
ATP Ranking　1430th
Year-end Junior World Ranking
- Year-end 2023 2747th
- Year-end 2022 438th
- Year-end 2021 1026th
Match Details
2023 J100Manacor
| L | 1R | Benjamin Martin | 2-6 4-6 |
2023 J60Manacor
| W | 1R | Nico Rating | 6-3 4-6 6-4 |
| L | 2R | Pau Bosch Munoz | 4-6 1-6 |
2023 J200Bratislava
| L | 1R | Albert Saar | 2-6 5-7 |
2022 J4Porec
| W | 2R | Mak Mikovic | 6-2 6-2 |
| W | 3R | Rares Christian Haiduc | 6-1 6-2 |
| W | QF | Nik Mikovic | 6-3 6-3 |
| W | SF | Josip Simundza | 6-3 6-2 |
| L | F | Felipe Virgili Berini | 2-6 6-7 |
2022 J2Rakovnik
| W | 1R | Petr Panacek | 6-1 6-3 |
| L | 2R | Paul Werren | 2-6 4-6 |
2022 J5Liberec
| W | 1R | Daniel Vlcek | 6-4 7-5 |
| W | 2R | Jakub Volesky | 7-5 6-1 |
| W | QF | Jan Rosicky | 7-5 6-2 |
| W | SF | Krystof Svojgr | 6-3 2-6 6-3 |
| W | F | Jakub Vrba | 6-2 7-5 |
2022 J3Prague-2
| W | 1R | Aryan Lakshmanan | 3-6 6-4 6-1 |
| L | 2R | Filip Hanzelin | 7-6 0-6 0-6 |
2022 J1Prague
| L | 1R | Adriano Dzhenev | 4-6 3-6 |
2022 J4Veska
| W | 2R | Simon Norrman | 6-1 6-1 |
| L | 3R | Alexander Vasilev | 4-6 0-6 |
2022 J3Prague
| L | 1R | Vladimir Bazilevskiy | 4-6 6-2 2-4 |
2022 J2Pilsen
| L | 1R | Branko Djuric | 6-3 5-7 0-6 |
2022 J4Budapest
| L | 1R | Marek Nano | 4-6 2-6 |
2022 J3Hamburg
| L | 1R | Daniel Milardovic | 4-6 2-6 |
2022 J4Hamburg
| L | 2R | Mika Bunjes | 6-3 1-6 2-6 |
2022 J3Trnava
| W | 1R | Simon Norrman | 4-6 6-3 6-4 |
| L | 2R | Zoran Ludoski | 6-4 6-7 0-6 |
2022 J5Prague
| W | 1R | Philip Kamara | 6-3 6-7 6-4 |
| L | 2R | Vojtech Vales | 4-6 2-2 |
2022 J2Bratislava
| W | 1R | Eskander Guryev | 7-6 6-7 6-2 |
| L | 2R | Martin Landaluce | 4-6 3-6 |
2022 J4Frankfurt
| W | 1R | Niklas Grunewald | 6-3 6-3 |
| L | 2R | Samuel Kyjaci | 4-6 4-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9640, Number of registered players: 5,431, Number of registered results: 268,519