Jan Klimas
2024
| J500Plantation | 1R | |
| J300Bradenton | [13] | 1R |
| J500Merida | 2R | |
| J300Zapopan | [4] | Win |
| J300Repentigny | 2R | |
| J300Roehampton | 1R | |
| Roland Garros Junior | 1R | |
| J500Milan | 1R | |
| J500Offenbach | 1R | |
| J200Piestany | [2] | Quarter |
| J300Plovdiv | Quarter | |
| J200Florence | [3] | 2R |
| J300Vrsar | [6] | 2R |
| J500Cairo | Quarter | |
| J300Cairo | 1R | |
| J200Oberhaching | 1R | |
| J200Bratislava | [8] | Semi |
2023
| J100Trnava-2 | [2] | 1R |
| J100Leszno | [1] | 2R |
| J300Sanxenxo | 2R | |
| J200Vigo | 2R | |
| J200Istanbul | 1R | |
| J200Rakovnik | [9] | 3R |
| J200Novisad | 1R | |
| J100Prague-2 | [1] | Semi |
| J300Prague | 2R | |
| J200Renningen.Rutesheim | [8] | 2R |
| J300Bytom | 2R | |
| J100Prague | [5] | 1R |
| J200Gladbeck | Quarter | |
| J100Sobota | [7] | Final |
| J60Budapest | [3] | Win |
Nation
CZE
Generation
Born in 2006 (18-19 years old)
World Ranking
ATP Ranking　1871th
Year-end Junior World Ranking
- Year-end 2024 35th
- Year-end 2023 185th
- Year-end 2022 417th
- Year-end 2021 1791th
Match Details
2024 J500Plantation
| L | 1R | Maxwell Exsted | 3-6 0-6 |
2024 J300Bradenton
| L | 1R | Valentin Garay | 2-6 2-6 |
2024 J500Merida
| W | 1R | William Rejchtman Vinciguerra | 3-6 6-3 7-6 |
| L | 2R | Yannick Theodor Alexandrescou | 2-6 6-2 0-6 |
2024 J300Zapopan
| W | 2R | Sasha Colleu | 1-6 6-3 7-6 |
| W | 3R | Joao Pedro Didoni Bonini | 2-6 6-3 7-5 |
| W | QF | Egor Pleshivtsev | 6-4 6-4 |
| W | SF | Dominick Mosejczuk | 3-6 6-3 7-6 |
| W | F | Stefan Horia Haita | 7-6 6-4 |
2024 J300Repentigny
| W | 1R | Alec Barin | 6-3 6-4 |
| L | 2R | Miguel Tobon | 6-7 1-6 |
2024 J300Roehampton
| L | 1R | Gustavo Ribeiro De Almeida | 6-4 4-6 5-7 |
2024 Roland Garros Junior
| L | 1R | Hayden Jones | 4-6 6-4 2-6 |
2024 J500Milan
| L | 1R | Charlie Robertson | 6-4 1-6 2-6 |
2024 J500Offenbach
| L | 1R | Glib Sekachov | 6-4 2-6 4-6 |
2024 J200Piestany
| W | 1R | Pieter De Lange | 4-6 6-3 6-1 |
| W | 2R | Leon Sloboda | 6-4 6-2 |
| W | 3R | Dmitry Suboch | 6-3 6-3 |
| L | QF | Dominick Mosejczuk | 4-6 6-4 5-7 |
2024 J300Plovdiv
| W | 1R | Naoya Honda | 7-6 6-3 |
| W | 2R | Nikola Jovic | 6-3 3-6 7-5 |
| L | QF | Stefan Horia Haita | 1-6 2-6 |
2024 J200Florence
| W | 1R | Michele Mecarelli | 6-4 6-3 |
| L | 2R | Pierluigi Basile | 2-6 2-6 |
2024 J300Vrsar
| L | 2R | Duje Markovina | 1-6 3-6 |
2024 J500Cairo
| W | 1R | Youssef Elshafei | 6-1 7-6 |
| W | 2R | Reda Bennani | 5-7 6-4 6-4 |
| W | 3R | Andreas Timini | 3-6 6-0 6-4 |
| L | QF | Luca Preda | 2-6 5-7 |
2024 J300Cairo
| L | 1R | Luca Preda | 1-6 6-7 |
2024 J200Oberhaching
| L | 1R | Eyal Shumilov | 5-7 6-2 3-6 |
2024 J200Bratislava
| W | 1R | Ludvig Hede | 7-5 6-3 |
| W | 2R | Manvydas Balciunas | 6-3 1-6 6-4 |
| W | QF | Felix Balshaw | 6-1 6-3 |
| L | SF | Henry Bernet | 6-7 5-7 |
2023 J100Trnava-2
| L | 1R | Pieter De Lange | 4-6 6-7 |
2023 J100Leszno
| W | 1R | Melvin Kumar | 6-7 6-4 6-4 |
| L | 2R | Alan Wazny | 2-6 4-6 |
2023 J300Sanxenxo
| W | 1R | Pablo Martinez Gomez | 6-4 5-7 6-2 |
| L | 2R | Petr Brunclik | 3-6 6-2 3-6 |
2023 J200Vigo
| W | 1R | Andres Santamarta Roig | 6-4 6-2 |
| L | 2R | Adrien Berrut | 5-7 6-4 0-6 |
2023 J200Istanbul
| L | 1R | Radu David Turcanu | 6-7 5-7 |
2023 J200Rakovnik
| W | 2R | Marek Nano | 6-4 6-3 |
| L | 3R | Izan Almazan Valiente | 4-6 2-6 |
2023 J200Novisad
| L | 1R | Vuk Radjenovic | 4-6 1-4 |
2023 J100Prague-2
| W | 1R | David Brueckner | 6-0 6-0 |
| W | 2R | Thilo Behrmann | 6-2 6-3 |
| W | QF | David Knesl | 7-5 7-6 |
| L | SF | Piet Luis Pinter | 3-6 6-7 |
2023 J300Prague
| W | 1R | Matteo Sciahbasi | 6-4 6-2 |
| L | 2R | Jan Kumstat | 5-7 4-6 |
2023 J200Renningen.Rutesheim
| W | 1R | Ben Stecker | 6-4 6-1 |
| L | 2R | Benedikt Szerencsits | 3-6 4-6 |
2023 J300Bytom
| W | 1R | Nikodem Barcik | 6-3 6-1 |
| L | 2R | Rafael Jodar | 4-6 2-6 |
2023 J100Prague
| L | 1R | Mak Mikovic | 6-3 6-7 4-6 |
2023 J200Gladbeck
| W | 1R | Nicolas Oliveira | 6-4 6-2 |
| W | 2R | Vincent Marysko | 6-7 7-6 6-3 |
| L | QF | Max Schoenhaus | 1-6 4-6 |
2023 J100Sobota
| W | 1R | Filip Kosinski | 3-6 6-3 6-1 |
| W | 2R | Rethin Pranav Senthil Kumar | 6-3 6-2 |
| W | QF | Adam Majchrzak | 6-7 7-6 7-6 |
| W | SF | Oskar Grzegorzewski | 6-3 6-4 |
| L | F | Adhithya Ganesan | 1-6 4-6 |
2023 J60Budapest
| W | 1R | Marcell Kovacs | 6-2 7-6 |
| W | 2R | Adam Jilly | 3-5 4-1 4-2 |
| W | QF | Kolos Kincses | 7-6 6-3 |
| W | SF | Karel Froemel | 7-5 7-5 |
| W | F | Cahir Warik | 6-3 6-2 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 5774, Number of registered players: 3,011, Number of registered results: 222,093