Pieter De Lange
2024
| J200Castricum | 3R | |
| J200Pilsen | 1R | |
| J100Thehague-2 | [2] | Win |
| J300Bamberg | 2R | |
| J200Aldershot | Quarter | |
| J200Piestany | 1R | |
| J300Nonthaburi | 2R | |
| J200Nonthaburi | 2R | |
| J200Oberhaching | Quarter | |
| J200Bratislava | Quarter |
2023
| J100Aizkraukle-2 | [7] | 1R |
| J100Aizkraukle | Quarter | |
| J100Trnava-2 | Semi | |
| J60Loughborough | [1] | Win |
| J60Emmeloord | [1] | 1R |
| J200Istanbul | 1R | |
| J60Eindhoven | [4] | Win |
| J200Castricum | Quarter | |
| J100Thehague | 2R | |
| J100Varnamo | 1R | |
| J60Skopje | [5] | Quarter |
Nation
NED
World Ranking
ATP Ranking　1659th
Match Details
2024 J200Castricum
| W | 1R | Ziga Sesko | 6-1 6-3 |
| W | 2R | Melih Anavatan | 6-1 6-0 |
| L | 3R | Mika Petkovic | 6-7 1-6 |
2024 J200Pilsen
| L | 1R | Ivan Ivanov | 7-6 2-6 2-6 |
2024 J100Thehague-2
| W | 2R | Nathan Mansfield | 5-7 6-1 6-4 |
| W | 3R | Maksym Kalabishka | 6-0 6-4 |
| W | QF | Dimitar Kisimov | 4-6 7-5 7-6 |
| W | SF | Xavi Palomar | 7-6 6-3 |
| W | F | Hidde Schoenmakers | 6-4 6-4 |
2024 J300Bamberg
| W | 1R | Joao Dinis Silva | 6-3 6-4 |
| L | 2R | William Rejchtman Vinciguerra | 6-3 6-7 3-6 |
2024 J200Aldershot
| W | 1R | Jay Johnson-Hauldren | 6-4 6-2 |
| W | 2R | Aditya Govila | 0-6 7-5 10-3 |
| L | QF | Kase Schinnerer | 1-6 5-7 |
2024 J200Piestany
| L | 1R | Jan Klimas | 6-4 3-6 1-6 |
2024 J300Nonthaburi
| W | 1R | Krittamaet Thammakun | 6-2 6-0 |
| L | 2R | Bill Chan | 2-6 1-6 |
2024 J200Nonthaburi
| W | 1R | Pham La Hoang Anh | 6-2 6-0 |
| L | 2R | Egor Pleshivtsev | 4-6 6-1 5-7 |
2024 J200Oberhaching
| W | 1R | Vincent Reisach | 7-6 6-1 |
| W | 2R | Denis Petak | 7-6 6-2 |
| L | QF | Nikola Djosic | 0-6 4-6 |
2024 J200Bratislava
| W | 1R | Andreas Timini | 6-4 6-3 |
| W | 2R | Otso Martikainen | 6-3 6-0 |
| L | QF | Denis Petak | 5-7 0-6 |
2023 J100Aizkraukle-2
| L | 1R | Georg Strasch | 4-6 2-6 |
2023 J100Aizkraukle
| W | 1R | Sebastian Chodura | 6-3 6-1 |
| W | 2R | Gur Trakhtenberg | 6-1 6-2 |
| L | QF | Linus Lagerbohm | 2-6 6-2 5-7 |
2023 J100Trnava-2
| W | 1R | Jan Klimas | 6-4 7-6 |
| W | 2R | Janis Raffael Simmen | 6-4 6-1 |
| W | QF | Jakub Jedrzejczak | 4-6 7-6 7-6 |
| L | SF | Filip Hanzelin | 3-6 7-6 2-6 |
2023 J60Loughborough
| W | 1R | Alfie King | 7-6 6-3 |
| W | 2R | Sebastian Harrison | 7-5 7-6 |
| W | QF | Mark Ceban | 6-2 6-3 |
| W | SF | Liam Channon | 6-2 6-1 |
| W | F | Zechariah Hamrouni | 6-2 6-3 |
2023 J60Emmeloord
| L | 1R | Rein Koenders | 3-6 3-6 |
2023 J200Istanbul
| L | 1R | Petr Brunclik | 2-6 1-6 |
2023 J60Eindhoven
| W | 2R | Javier Gonzalez | 6-2 6-0 |
| W | 3R | Hyu Kawanishi | 7-5 4-6 6-4 |
| W | QF | Karel Froemel | 6-2 6-2 |
| W | SF | Raphael Vaksmann | 6-3 6-4 |
| W | F | Ryo Tabata | 6-1 6-2 |
2023 J200Castricum
| W | 1R | Duje Markovina | 6-1 6-3 |
| W | 2R | William Rejchtman Vinciguerra | 6-7 6-4 6-3 |
| W | 3R | Alejandro Arcila | 6-2 6-1 |
| L | QF | Oskar Grzegorzewski | 5-7 4-6 |
2023 J100Thehague
| W | 1R | Denis Maijorov | 6-2 7-6 |
| L | 2R | Giacomo Nosei | 6-2 6-7 0-6 |
2023 J100Varnamo
| L | 1R | Alfons Ridstrom | 5-7 2-6 |
2023 J60Skopje
| W | 2R | Marko Dragovic | 7-6 4-1 |
| W | 3R | Robin Boeckli | 6-2 6-4 |
| L | QF | Ludvig Hede | 4-6 7-6 2-6 |
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: 222,253