Filip Kosarko
2025
| J60 POREC | 2R | |
| J100 PRAGUE-2 | Quarter | 
2024
| J60 PSZCZYNA | 1R | |
| J60 POREC | [10] | 2R | 
| J30 PROSTEJOV | [5] | Semi | 
| J30 HUMENNE | Semi | |
| J30 ZABRZE | Win | |
| J30 SZEKESFEHERVAR | 2R | |
| J200 PIESTANY | 1R | |
| J30 GUESSING | 2R | |
| J30 PRAGUE | 2R | 
2023
Nation
CZE
Generation
Born in 2008 (16-17 years old)
World Ranking
Junior World Ranking 1640th
Year-end Junior World Ranking
- Year-end 2024 833th
- Year-end 2023 2559th
Match Details
2025 J60 POREC
| W | 1R | Matvei Semenov | 6-1 6-4 | 
| L | 2R | Dominik Macej | 1-6 2-6 | 
2025 J100 PRAGUE-2
| W | 1R | Jakub Vrtilka | 7-5 6-3 | 
| W | 2R | Mikayel Avanesyan | 3-6 6-4 6-3 | 
| L | QF | Vincent Reisach | 0-6 2-6 | 
2024 J60 PSZCZYNA
| L | 1R | Michael Savano | 2-6 2-6 | 
2024 J60 POREC
| W | 1R | Marc Vucic | 6-0 6-2 | 
| L | 2R | Tommaso Pedretti | 6-7 6-3 6-7 | 
2024 J30 PROSTEJOV
| W | 1R | Daniel Rat | 6-1 6-4 | 
| W | 2R | Maksim Breus | 6-3 6-2 | 
| W | QF | David Knesl | 3-6 6-2 6-3 | 
| L | SF | Dominik Vagner | 3-6 2-6 | 
2024 J30 HUMENNE
| W | 1R | Simon Diossy | 6-4 6-1 | 
| W | 2R | Tymofii Karpaliuk | 6-0 6-3 | 
| W | 3R | Juraj Kovacik | 6-2 7-5 | 
| W | QF | Filip Ladman | 6-1 3-6 7-6 | 
| L | SF | Samuel Melaga | 2-6 6-2 1-6 | 
2024 J30 ZABRZE
| W | 1R | Milosz Szczypka | 6-1 6-2 | 
| W | 2R | Filip Czyrek | 7-5 6-1 | 
| W | QF | Patryk Kowal | 3-6 7-5 6-1 | 
| W | SF | Jan Urbanski | 6-3 6-4 | 
| W | F | Mikolaj Owramko | 6-1 6-2 | 
2024 J30 SZEKESFEHERVAR
| W | 1R | Nikolas Paulovic | 6-4 6-3 | 
| L | 2R | Istvan Kristyan | 2-6 2-6 | 
2024 J200 PIESTANY
| L | 1R | Andres Santamarta Roig | 1-6 0-6 | 
2024 J30 GUESSING
| W | 1R | Florian Doleys | 7-6 6-4 | 
| L | 2R | Aron Janos Major | 3-6 6-4 5-7 | 
2024 J30 PRAGUE
| W | 1R | Daniel Klocurek | 6-3 6-4 | 
| L | 2R | Timo Rosenkranz Koenig | 4-6 2-6 | 
2023 J30 MARIALANZENDORF
| L | 1R | Peter Kieslinger | 0-1 | 
2023 J30 PROSTEJOV
| L | 1R | Filip Drab | 4-6 2-6 | 
2023 J60 DUNAKESZI
| L | 1R | Gabor Hornung | 6-1 3-6 2-6 | 
2023 J200 PIESTANY
| L | 1R | Caheer Warik | 2-6 2-6 | 
2023 J30 PRESOV
| W | 1R | Tobiasz Sopolinski | 6-1 6-3 | 
| W | 2R | Alex Lapsansky | 6-2 2-6 7-5 | 
| L | 3R | Radu Paisvant | 6-3 2-6 1-6 | 
2023 J30 RICANY
| W | 1R | Marcin Andrzejczak | 6-4 2-6 7-6 | 
| L | 2R | Deni Hadzialijagic | 6-7 5-7 | 
2023 J60 FRANKFURT
| L | 1R | Diego Dedura | 1-6 2-6 | 
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9942, Number of registered players: 6,164, Number of registered results: 343,780