Sander Juuhl Sivertsen
2025
| J100Hamburg | [6] | 3R |
| J60Oslo-2 | [1] | Semi |
| J500Gaspar | 2R |
2024
| J100Loughborough-3 | [8] | 2R |
| J200Oslo | 2R | |
| J100Stavanger-2 | 2R | |
| J60Bocaraton | [5] | Quarter |
| J100Stavanger | [11] | 3R |
| J200Istanbul | 2R | |
| J100Moenchengladbach | [9] | 3R |
| J30Panama-2 | [1] | Win |
| J30Panama | [1] | Final |
| J30Santatecla-3 | [2] | Win |
| J30Santodomingo-2 | [1] | Win |
| J100Neunkirchen | 2R | |
| J60Jonkoping | [7] | Quarter |
| J100Rabat | 2R | |
| J100Mohammedia | 1R | |
| J60Aizkraukle | [8] | Quarter |
| J60Adazi | [8] | Final |
| J30Oslo | [1] | 1R |
| J60Gjovik | [6] | 2R |
| J60Oslo | [8] | Quarter |
| J60Vierumaki | Quarter | |
| J60Malmo | [15] | 2R |
2023
| J30Stavanger | [3] | Semi |
| J60Liverpool | 1R | |
| J60Rungstedkyst | 2R | |
| J30Frederiksberg | [4] | 2R |
| J30Sandefjord | [4] | Semi |
| J30Stobrec | 1R | |
| J30Jurmala | Win |
Nation
NOR
Rival
Ignacio Ruiz Marquinez (1-1)
Andres Alatorre (2-0)
Thilo Behrmann (0-2)
Sebastian Eie (1-1)
Niels Mcdonald (0-2)
Match Details
2025 J100Hamburg
| W | 2R | Viggo Wagenknecht | 6-3 6-0 |
| L | 3R | Tomas Krejci | 6-7 2-6 |
2025 J60Oslo-2
| W | 1R | Alex Tuomolin | 6-3 6-2 |
| W | 2R | Mihajlo Ilic | 6-2 6-4 |
| W | QF | Nicolai Eie Worren | - - - |
| L | SF | Mathys Domenc | 4-6 4-6 |
2025 J500Gaspar
| W | 1R | Pedro Strapazzon | 6-4 6-0 |
| L | 2R | William Rejchtman Vinciguerra | 5-7 3-6 |
2024 J100Loughborough-3
| W | 1R | Rafe Samuel | 6-1 4-1 |
| L | 2R | Romain Andres | 5-7 6-7 |
2024 J200Oslo
| W | 1R | Zechariah Hamrouni | 6-4 6-3 |
| L | 2R | Gabriele Crivellaro | 1-6 3-6 |
2024 J100Stavanger-2
| W | 1R | Lucian Stefan Andrei | 4-6 6-1 6-1 |
| L | 2R | Christian Gronfeldt-Sorensen | 5-7 5-7 |
2024 J60Bocaraton
| W | 2R | Tadevos Mirijanyan | 7-5 6-2 |
| W | 3R | Colter Amey | 6-4 6-3 |
| L | QF | Jordan Lee | 3-6 2-6 |
2024 J100Stavanger
| W | 2R | Edvin Kraft | 6-0 6-3 |
| L | 3R | Michael Antonius | 3-6 3-6 |
2024 J200Istanbul
| W | 1R | Roben Gavani | 3-6 6-4 6-2 |
| L | 2R | Matteo Sciahbasi | 4-6 2-6 |
2024 J100Moenchengladbach
| W | 2R | Ilian Mechbal | 4-6 6-2 6-2 |
| L | 3R | Egor Shcherbakov | 7-6 3-6 3-6 |
2024 J30Panama-2
| W | 1R | Bernardo Lenno Rodriguez | 6-0 6-1 |
| W | 2R | Alberto Mora | 6-3 6-3 |
| W | QF | Xavier Tonioni | 6-1 6-4 |
| W | SF | Ignacio Ruiz Marquinez | 6-0 7-6 |
| W | F | Samuel Vidales | 6-2 3-6 6-3 |
2024 J30Panama
| W | 1R | Santiago Lopez | 6-3 6-3 |
| W | 2R | Robert Mcadoo | 6-2 6-1 |
| W | QF | Andres Alatorre | 6-2 6-3 |
| W | SF | Alejandro Torres Gonzalez | 7-6 6-2 |
| L | F | Ignacio Ruiz Marquinez | 6-7 6-1 4-6 |
2024 J30Santatecla-3
| W | 2R | Hugo Gomez Luna | 6-1 6-0 |
| W | QF | Paolo Estrada | 6-1 6-2 |
| W | SF | Kether Naresh Gonzalez Gonzalez | 6-3 6-1 |
| W | F | Yong Chao He Wang | 4-6 6-3 6-1 |
2024 J30Santodomingo-2
| W | 2R | Isaac Guerrero Hernandez | 7-5 6-2 |
| W | 3R | Enmanuel Felix | 6-0 6-0 |
| W | QF | Andres Alatorre | 6-0 6-3 |
| W | SF | Adrian Treacy | 2-6 6-0 1-0 |
| W | F | Roman Sancilio | 6-4 4-6 6-1 |
2024 J100Neunkirchen
| W | 1R | David Kirchner | 6-3 6-0 |
| L | 2R | Thilo Behrmann | 3-6 6-4 3-6 |
2024 J60Jonkoping
| W | 1R | Kelvin Walltin | 6-3 6-3 |
| W | 2R | Marcus Sehested | 7-6 6-2 |
| L | QF | Thilo Behrmann | 4-6 1-6 |
2024 J100Rabat
| W | 1R | Rodrigo Cruz | 6-3 6-4 |
| L | 2R | Hidde Schoenmakers | 2-6 2-6 |
2024 J100Mohammedia
| L | 1R | Victor Barreira Bonzom | 6-2 1-6 0-6 |
2024 J60Aizkraukle
| W | 1R | Armands Aire | 6-2 6-1 |
| W | 2R | Ken Ink | 6-2 3-6 6-1 |
| L | QF | Nikita Gavrilonoks | 6-7 7-6 4-6 |
2024 J60Adazi
| W | 1R | Jan Wygona | 7-6 5-7 6-1 |
| W | 2R | Danila Folkheims | 5-7 6-4 7-6 |
| W | QF | Thomas Gunzinger | 6-3 6-3 |
| W | SF | Arturs Zagars | 6-4 4-6 6-3 |
| L | F | Sebastian Eie | 3-6 4-6 |
2024 J30Oslo
| L | 1R | Knut Andersch | 6-1 4-6 1-6 |
2024 J60Gjovik
| W | 1R | Linus Christiansson | 1-6 7-5 6-3 |
| L | 2R | Julian Brager-Carlsen | 4-6 6-1 6-7 |
2024 J60Oslo
| W | 1R | Felix Triquart | 2-6 6-1 6-3 |
| W | 2R | Felix Oscarsson | 4-6 6-1 6-1 |
| L | QF | David Bakonyi | 4-6 5-7 |
2024 J60Vierumaki
| W | 1R | Dan Hughes | 7-5 6-3 |
| W | 2R | Sten Hiiesalu | 6-3 2-6 7-5 |
| L | QF | Niels Mcdonald | 1-6 1-6 |
2024 J60Malmo
| L | 2R | Dario Navarro | 2-6 2-6 |
2023 J30Stavanger
| W | 2R | Flavio Bocci | 6-2 6-2 |
| W | 3R | Henry Best | 6-3 6-2 |
| W | QF | Sebastian Eie | 6-3 |
| L | SF | Arvid Hallgren | 4-6 5-7 |
2023 J60Liverpool
| L | 1R | Sai Gandepalli | 6-7 3-6 |
2023 J60Rungstedkyst
| W | 1R | Hector Hertz Nissen | 6-4 6-2 |
| L | 2R | Amir Albeg | 3-6 6-2 4-6 |
2023 J30Frederiksberg
| W | 1R | Lucas Christmas Moeller | 6-2 7-5 |
| L | 2R | Bruno Johansson | 6-2 5-7 2-6 |
2023 J30Sandefjord
| W | 1R | Mads Bruhn Aaby | 6-4 6-2 |
| W | 2R | Filip Slavkovic | 6-2 6-3 |
| W | QF | Johan Otto Christensen-Scheel | 6-1 6-4 |
| L | SF | Niels Mcdonald | 5-7 0-6 |
2023 J30Stobrec
| L | 1R | Traian Petrica | 6-3 2-6 6-7 |
2023 J30Jurmala
| W | 1R | Indrek Herman Raudkivi | 6-4 6-2 |
| W | 2R | Stefans Audrins | 6-2 6-0 |
| W | QF | Victor Ryden | 7-6 6-2 |
| W | SF | Danila Folkheims | 6-2 6-1 |
| W | F | Tobia Costanzo Baragiola Mordini | 6-1 6-2 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 5778, Number of registered players: 4,878, Number of registered results: 222,189