Isac Stroemberg
2021
| J1 VRSAR | 3R | |
| J1 CHARLEROI-MARCINELLE-2 | 2R | |
| J2 RAKOVNIK | [2] | 3R |
| J2 GLADBECK | [4] | Quarter |
| J3 NEUNKIRCHEN | [11] | Win |
| J3 BRUCHKOEBEL | Win | |
| J3 TALLINN | Final | |
| J4 TELDE | [7] | Final |
2020
| J4 KRAMFORS-2 | [6] | (continue) |
| J4 MALMO | [14] | Semi |
| J3 BROMMA | 2R |
Nation
SWE
World Ranking
ATP Ranking　1543th
Year-end Junior World Ranking
- Year-end 2021 117th
- Year-end 2020 525th
- Year-end 2019 745th
Match Details
2021 J1 VRSAR
| W | 1R | Stjepan Anisic | 6-2 6-1 |
| W | 2R | Kalin Ivanovski | 7-6 6-2 |
| L | 3R | Daniil Ostapenkov | 6-1 3-6 3-6 |
2021 J1 CHARLEROI-MARCINELLE-2
| W | 1R | Peter Buldorini | 6-1 4-6 6-3 |
| L | 2R | Kalin Ivanovski | 6-2 0-6 4-6 |
2021 J2 RAKOVNIK
| W | 2R | Lukas Velik | 6-3 4-6 6-2 |
| L | 3R | Santiago Giamichelle | 2-6 6-4 2-6 |
2021 J2 GLADBECK
| W | 1R | Pijus Vaitiekunas | 7-6 6-4 |
| W | 2R | Nikolai Barsukov | 6-4 6-3 |
| L | QF | Liam Gavrielides | 3-6 0-6 |
2021 J3 NEUNKIRCHEN
| W | 2R | Karl Nagel-Heyer | 6-0 6-2 |
| W | 3R | Ainius Sabaliauskas | 4-6 6-3 6-4 |
| W | QF | Antoine Ghibaudo | 4-6 6-3 6-0 |
| W | SF | Berk Bugarikj | 6-3 6-2 |
| W | F | Gilles Arnaud Bailly | 2-6 6-3 6-3 |
2021 J3 BRUCHKOEBEL
| W | 1R | Patrick Schoen | 7-5 6-1 |
| W | 2R | Daniel Milardovic | 6-1 7-5 |
| W | QF | Maxime St-Hilaire | 6-3 7-6 |
| W | SF | Yanaki Milev | 7-6 6-3 |
| W | F | Mika Brunold | 2-6 7-5 6-2 |
2021 J3 TALLINN
| W | 1R | Robert Raag | 6-1 6-1 |
| W | 2R | Jan Hrazdil | 6-3 7-5 |
| W | QF | Marcel Kamrowski | 6-3 6-3 |
| W | SF | Ainius Sabaliauskas | 1-6 6-3 6-1 |
| L | F | Jayden Templeman | 2-6 2-6 |
2021 J4 TELDE
| W | 1R | Carlos Joaquin Ramos Membrives | 6-4 6-2 |
| W | 2R | Rafael Segado Esteve | 0-6 6-2 6-1 |
| W | QF | Alberto Garcia Garcia | 6-1 6-0 |
| W | SF | Juan Camilo Perez Gongora | 3-6 6-0 7-5 |
| L | F | Gerard Campana Lee | 6-4 5-7 1-6 |
2020 J4 KRAMFORS-2
| W | 1R | Gal Emersic Potocnik | 6-1 6-1 |
| W | 2R | Alessio Vasquez | 6-0 7-5 |
| W | QF | Jan Simonsson | 4-6 7-6 7-6 |
2020 J4 MALMO
| W | 2R | Alexander Watanabe Eriksson | 6-4 6-2 |
| W | 3R | Artur Ivanenko | 6-2 6-4 |
| W | QF | Timothy Carlsson Seger | 6-2 6-4 |
| L | SF | Linus Carlsson Halldin | 2-6 6-3 2-6 |
2020 J3 BROMMA
| W | 1R | Matthew William Donald | 7-5 6-3 |
| L | 2R | Clement Chauvin | 3-6 2-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 10193, Number of registered players: 6,473, Number of registered results: 375,648