Rene Bertos
2026
| J30 DOBOJ | [5] | Semi |
| J30 BANJALUKA-2 | [6] | Win |
| J30 MOSTAR | [5] | Final |
| J30 SUBOTICA | 1R | |
| J30 BANJALUKA | 2R | |
| J30 AGNO-2 | 1R | |
| J30 BADWALTERSDORF | 1R | |
| J30 MARIBOR | 2R | |
| J30 OBERPULLENDORF | 1R |
2025
| J30 SZABOLCSVERESMART | Quarter | |
| J30 AGNO-2 | Quarter | |
| J60 POREC | 1R | |
| J60 VELILOSINJ | 1R | |
| J30 RIJEKA | 2R | |
| J30 MOSTAR | 2R | |
| J30 MURSKASOBOTA-2 | 2R | |
| J30 VINKOVCI | 2R |
2024
Nation
CRO
Generation
Born in 2010 (15-16 years old)
World Ranking
Junior World Ranking 891th
Year-end Junior World Ranking
- Year-end 2025 2185th
- Year-end 2024 3630th
Rival
manuel matesic (2-0)
dragos mihai mone (0-2)
mihailo topic (0-2)
Match Details
J30 DOBOJ
| W | 2R | Leonardo Bernabo | 6-3 6-3 |
| W | 3R | Manuel Matesic | 6-4 6-3 |
| W | QF | Ziheng Wang | 6-1 2-6 6-2 |
| L | SF | Dragos Mihai Mone | - - - |
J30 BANJALUKA-2
| W | 1R | Alexandar Minori Stula | 6-1 6-0 |
| W | 2R | Luka Opacic | 6-3 6-4 |
| W | QF | Manuel Matesic | 6-0 7-6 |
| W | SF | Ivan Marakovic | 7-5 6-3 |
| W | F | Vencel Fazekas | 6-3 6-4 |
J30 MOSTAR
| W | 1R | Novak Jacimovic | 6-1 6-1 |
| W | 2R | Marko Dozic | 6-2 6-3 |
| W | QF | Barna Filipas | 6-4 6-1 |
| W | SF | Marko Colak | 6-3 6-1 |
| L | F | Hrvoje Jutresa | 2-6 1-6 |
J30 SUBOTICA
| L | 1R | Mihailo Topic | 5-7 1-6 |
J30 BANJALUKA
| W | 1R | Nikola Micic | 6-4 6-2 |
| L | 2R | Filip Djokic | 1-6 2-6 |
J30 AGNO-2
| L | 1R | Colin Landry | 6-2 1-6 4-6 |
J30 BADWALTERSDORF
| L | 1R | Ivan Ushakov | 4-6 3-6 |
J30 MARIBOR
| W | 1R | Michael Baumann | 6-2 6-2 |
| L | 2R | Lasse Zajc Gajsek | 4-6 4-6 |
J30 OBERPULLENDORF
| L | 1R | Maximilian Wieser | 2-6 2-6 |
J30 SZABOLCSVERESMART
| W | 1R | Mihaly Ieliszejev | 6-1 6-3 |
| W | 2R | Erich Andrei Pop | 7-6 1-6 6-1 |
| L | QF | Bence Boros | 1-6 1-6 |
J30 AGNO-2
| W | 1R | Ivan Stepanov | 6-3 6-0 |
| W | 2R | Marc Sonderegger | 6-2 6-3 |
| L | QF | Niccolo Crivelli | 0-6 2-6 |
J60 POREC
| L | 1R | Henry Best | 4-6 2-6 |
J60 VELILOSINJ
| L | 1R | Djordje Sapic | 4-6 0-6 |
J30 RIJEKA
| W | 1R | Pietro Signorini | 6-3 6-3 |
| L | 2R | Luka Petrovic | 4-6 2-6 |
J30 MOSTAR
| W | 1R | Mak Stjepanovic | 6-1 6-1 |
| L | 2R | Mihailo Topic | 1-6 2-6 |
J30 MURSKASOBOTA-2
| W | 1R | Tim Sarkanj | 6-3 6-3 |
| L | 2R | Rafael Ficjan | 2-6 3-6 |
J30 VINKOVCI
| W | 1R | Andrey Tkachenko | 3-6 7-6 7-6 |
| L | 2R | Dragos Mihai Mone | 6-7 0-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 14929, Number of registered players: 7,762, Number of registered results: 462,413