Janis Raffael Simmen
2023
| J100 AIZKRAUKLE-2 | 1R | |
| J100 AIZKRAUKLE | 1R | |
| J100 TRNAVA-2 | 2R | |
| J100 LESZNO | 2R | |
| J200 BASEL | 1R | |
| J100 VERBIER | Quarter | |
| J100 LOUSADA-2 | 2R | |
| J100 LOUSADA | 2R | |
| J100 HANKO | Quarter | |
| J100 LOUGHBOROUGH-3 | [8] | 1R |
| J100 HAMBURG | [14] | 2R |
| J60 SZCZECIN | [4] | Final |
| J60 PUSZCZYKOWO | [6] | Semi |
| J60 ARLON | [2] | 1R |
2022
| J3 AIZKRAUKLE-3 | Quarter | |
| J3 AIZKRAUKLE-2 | 2R | |
| J2 BASEL | 1R | |
| J1 BAMBERG | 1R | |
| J3 SIERRE | Quarter | |
| J4 AIZKRAUKLE | Win | |
| J4 ESCH-ALZETTE | 1R | |
| J4 ARLON | Quarter |
2021
Nation
SUI
Year-end Junior World Ranking
- Year-end 2023 415th
- Year-end 2022 603th
- Year-end 2021 1569th
Match Details
2023 J100 AIZKRAUKLE-2
| L | 1R | Lorenzo Beraldo | 3-6 1-6 |
2023 J100 AIZKRAUKLE
| L | 1R | Vojtech Vales | 3-6 2-6 |
2023 J100 TRNAVA-2
| W | 1R | Simeon Stankovic | 6-4 3-6 6-2 |
| L | 2R | Pieter De Lange | 4-6 1-6 |
2023 J100 LESZNO
| W | 1R | Pierluigi Basile | 6-4 6-3 |
| L | 2R | Albert Widell | 4-6 4-6 |
2023 J200 BASEL
| L | 1R | Markus Molder | 2-6 4-6 |
2023 J100 VERBIER
| W | 1R | Lorenzo Comino | 4-6 6-3 6-2 |
| W | 2R | Mateya Stanisavljevic | 7-6 6-3 |
| L | QF | Vojtech Vales | 3-6 2-6 |
2023 J100 LOUSADA-2
| W | 1R | Daniil Stepanov | 6-1 6-3 |
| L | 2R | Pablo Martinez Gomez | 3-6 6-3 2-6 |
2023 J100 LOUSADA
| W | 1R | Freddie Healey | 3-6 6-1 6-0 |
| L | 2R | Benjamin Torrealba | 3-6 1-6 |
2023 J100 HANKO
| W | 1R | Gustav Andersson | 7-6 3-6 7-6 |
| W | 2R | Arttu Ronkainen | 6-3 4-6 6-0 |
| L | QF | Fryderyk Lechno-Wasiutynski | 5-7 3-6 |
2023 J100 LOUGHBOROUGH-3
| L | 1R | Luke Hooper | 6-7 4-6 |
2023 J100 HAMBURG
| L | 2R | Gustav Andersson | 4-6 4-6 |
2023 J60 SZCZECIN
| W | 1R | Adam Majchrzak | 6-2 6-1 |
| W | 2R | Oleksandr Ponomar | 6-4 6-1 |
| W | QF | Dorian Juszczak | 7-5 7-5 |
| W | SF | Leon Zaorski | 7-5 6-3 |
| L | F | Vojtech Vales | 4-6 4-6 |
2023 J60 PUSZCZYKOWO
| W | 1R | Kacper Knitter | 6-3 6-4 |
| W | 2R | Vitalii Hnidets | 6-1 6-4 |
| W | QF | Boris Durovic | 6-3 6-1 |
| L | SF | Otso Martikainen | 3-6 6-4 2-6 |
2023 J60 ARLON
| L | 1R | Leo Cohen-Bacrie | 0-6 0-2 |
2022 J3 AIZKRAUKLE-3
| W | 1R | Davis Rolis | 7-5 6-4 |
| W | 2R | Calin Teodor Stirbu | 6-3 6-7 6-4 |
| L | QF | Nicolai Budkov Kjaer | 5-7 3-6 |
2022 J3 AIZKRAUKLE-2
| W | 1R | Arturs Zagars | 7-6 6-1 |
| L | 2R | Filip Hanzelin | 1-6 2-6 |
2022 J2 BASEL
| L | 1R | Filippo Romano | 1-6 2-6 |
2022 J1 BAMBERG
| L | 1R | Adriano Dzhenev | 5-7 2-6 |
2022 J3 SIERRE
| W | 1R | Joshua Nuyts | 6-2 6-3 |
| W | 2R | Thomas Mathys | 7-6 6-3 |
| L | QF | Andrin Casanova | 4-6 2-6 |
2022 J4 AIZKRAUKLE
| W | 1R | Davis Rolis | 6-7 6-1 6-2 |
| W | 2R | Otso Martikainen | 6-3 2-6 6-3 |
| W | QF | Davids Spaks | 6-0 6-1 |
| W | SF | Marek Pazdera | 6-0 6-4 |
| W | F | Daniels Tens | 6-4 6-4 |
2022 J4 ESCH-ALZETTE
| L | 1R | Tiago Silva | 6-7 4-6 |
2022 J4 ARLON
| W | 1R | Kylian Collignon | 7-6 6-3 |
| W | 2R | Markus Lazarcik | 6-4 6-7 6-3 |
| L | QF | Petr Panacek | 4-6 3-6 |
2021 J5 SLOVENSKALUPCA
| L | 1R | Dusan Baranec | 5-7 4-6 |
2021 J4 EINDHOVEN
| L | 1R | Miko Wassermann | 5-7 4-6 |
2021 J3 SIERRE
| L | 1R | Yannik Kelm | 2-6 2-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9408, Number of registered players: 5,890, Number of registered results: 310,786