Filip Gustafsson
2023
| J60Kaarina | [2] | Semi |
| J100Neunkirchen | [9] | 2R |
| J100Varnamo | Quarter | |
| J100Hamburg | [12] | 3R |
| J60Oslo | [2] | Semi |
| J60Frederiksberg | [2] | 1R |
2022
| J3Leszno-2 | 1R | |
| J4Tampere | [8] | Win |
| J4Rungstedkyst | [7] | Quarter |
| J4Bromma | Semi | |
| J4Schifflange | [8] | Final |
| J4Kaarina | 2R | |
| J4Eindhoven | 2R | |
| J4Thehague | 2R | |
| J4Tallinn | 2R | |
| J3Varnamo | 2R | |
| J5Girona | 2R | |
| J5Zaragoza | Semi | |
| J5Hasselt | 3R | |
| J4Kramfors-2 | 1R |
2021
Nation
SWE
World Ranking
ATP Ranking　1874th
Year-end Junior World Ranking
- Year-end 2023 616th
- Year-end 2022 454th
- Year-end 2021 2377th
Rival
Jeri Lassila (2-0)
Oleksandr Ponomar (2-0)
Match Details
2023 J60Kaarina
| W | 1R | Jeri Lassila | 5-7 6-3 6-5 |
| W | 2R | Elis Fjaellberg | 6-2 6-0 |
| W | QF | Jules Moucquot | 6-0 6-4 |
| L | SF | Oskari Paldanius | 2-6 0-6 |
2023 J100Neunkirchen
| L | 2R | Lieven Mietusch | 7-6 1-6 1-4 |
2023 J100Varnamo
| W | 1R | Oleksandr Ponomar | 6-4 6-1 |
| W | 2R | Dmitry Bessonov | 6-4 6-1 |
| L | QF | Linus Lagerbohm | 3-6 4-6 |
2023 J100Hamburg
| W | 2R | Nicolo Consonni | 6-3 6-2 |
| L | 3R | Amir Omarkhanov | 1-6 3-6 |
2023 J60Oslo
| W | 1R | Daniel Bien | 6-7 6-4 6-4 |
| W | 2R | Igor Kubalka | 6-2 |
| W | QF | Melvin Kumar | 6-4 7-5 |
| L | SF | Ludvig Hede | 3-6 2-6 |
2023 J60Frederiksberg
| L | 1R | Emanuel Grau Kristensen | 3-6 4-6 |
2022 J3Leszno-2
| L | 1R | Nikodem Barcik | 4-6 5-7 |
2022 J4Tampere
| W | 1R | Oleksandr Ponomar | 6-1 7-6 |
| W | 2R | Jeri Lassila | 7-6 6-2 |
| W | QF | Markus Molder | 7-6 4-6 6-4 |
| W | SF | Oskar Jansson | 6-4 2-6 6-2 |
| W | F | Jakub Jedrzejczak | 4-6 6-3 6-4 |
2022 J4Rungstedkyst
| W | 1R | Mika Petkovic | 4-6 7-5 6-1 |
| W | 2R | Christopher Garde | 6-2 6-1 |
| L | QF | Gustavs Dambins | 6-2 2-6 5-7 |
2022 J4Bromma
| W | 1R | Filip Stidell | 2-6 6-3 6-3 |
| W | 2R | Noa Forste Dinell | 6-3 6-2 |
| W | QF | Tom Noltorp | 7-6 6-3 |
| L | SF | Nicolas Kobelt | 1-6 3-6 |
2022 J4Schifflange
| W | 1R | Carl Loeffler | 6-0 6-1 |
| W | 2R | Thomas Mathys | 6-3 6-4 |
| W | QF | Ivan Lopez Martos | 6-3 6-2 |
| W | SF | Kostiantyn Mantach | 6-2 6-2 |
| L | F | Theo Herrmann | 1-6 6-2 4-6 |
2022 J4Kaarina
| W | 1R | Matthew Johnstone | 6-1 6-4 |
| L | 2R | Adrien Berrut | 4-6 3-6 |
2022 J4Eindhoven
| W | 1R | Jip Langerhuizen | 6-2 6-2 |
| L | 2R | Valentin Faure | 6-7 4-6 |
2022 J4Thehague
| W | 1R | Sverre Bakker | 6-1 6-1 |
| L | 2R | Yuta Tomida | 4-6 3-6 |
2022 J4Tallinn
| W | 1R | Michal Wlodarczyk | 6-3 6-3 |
| L | 2R | Matthias Uwe Kask | 6-3 4-6 2-6 |
2022 J3Varnamo
| W | 1R | Tsegai Gebremeskel | 6-2 6-0 |
| L | 2R | Hamza El Amine | 6-7 1-6 |
2022 J5Girona
| W | 1R | Halel Ashoosh | 6-2 6-1 |
| L | 2R | Luis Garcia Paez | 2-6 2-6 |
2022 J5Zaragoza
| W | 1R | Kenneth Rabinad Vila | 6-0 6-2 |
| W | 2R | Pranav Karthik | 6-3 1-6 7-6 |
| W | QF | Guglielmo Verdese | 6-4 6-1 |
| L | SF | Pierre Mouesca | 4-6 2-6 |
2022 J5Hasselt
| W | 1R | Nand Vandepoele | 6-0 6-3 |
| W | 2R | Filippo Verdese | 6-2 7-5 |
| L | 3R | Benoit Torcq | 7-5 3-6 3-6 |
2022 J4Kramfors-2
| L | 1R | Robert Guna | 2-6 2-6 |
2021 J5Bree
| L | 1R | Guillaume Jacob | 2-6 4-6 |
2021 J5Sanmarino
| L | 1R | Jack Loge | 4-6 2-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9280, Number of registered players: 5,767, Number of registered results: 305,685