Frank Jonker
2020
| J4 DOORN | [3] | 1R |
| J3 PRETORIA | [7] | 1R |
| J4 DUBAI-2 | [2] | 1R |
| J4 FUJAIRAH | [3] | 2R |
2019
| J4 NAIROBI-3 | [3] | Quarter |
| J5 NAIROBI-5 | [2] | Quarter |
| J4 CAIRO | [2] | Quarter |
| J2 NEUQUEN | 2R | |
| J2 MONTEVIDEO | 2R | |
| J4 BARCELONA-2 | Quarter | |
| J5 DAMOUR-2 | [1] | Win |
| J5 DAMOUR | [1] | 2R |
| J4 HILLEGOM | [8] | 2R |
| J4 THEHAGUE | [6] | 2R |
| J2 CASTRICUM | 1R | |
| J3 THEHAGUE | 1R | |
| J5 ALMERE | [2] | 1R |
| J3 ARAD | 1R | |
| J4 BEERSHEVA | [7] | Quarter |
| J4 BATYAM | [6] | 1R |
| J4 DOHA-2 | 1R | |
| J4 DOHA | 2R | |
| J3 PRETORIA | [5] | 2R |
| J5 POTCHEFSTROOM-2 | [3] | Quarter |
| J4 DOORN | Quarter | |
| J4 NAIROBI-2 | [11] | 3R |
| J4 NAIROBI | [10] | 3R |
| J4 DUBAI | 2R | |
| J4 FUJAIRAH | 1R |
Nation
NED
Year-end Junior World Ranking
- Year-end 2020 442th
- Year-end 2019 426th
Rival
ming-chieh chiu (0-2)
ammar elamin (0-2)
Match Details
2020 J4 DOORN
| L | 1R | Gianluca Marin | 3-6 1-6 |
2020 J3 PRETORIA
| L | 1R | Codie Schalk Van Schalkwyk | 3-6 6-3 2-6 |
2020 J4 DUBAI-2
| L | 1R | Nikhil Niranjan | 3-6 0-6 |
2020 J4 FUJAIRAH
| W | 1R | Julappagari Anurag Reddy | 6-2 6-1 |
| L | 2R | Samuel Reichbach | 2-6 3-6 |
2019 J4 NAIROBI-3
| W | 2R | Eytan Miessen | 6-2 6-2 |
| W | 3R | Chuan Yu Chiu | 6-2 6-0 |
| L | QF | Andreas Scott | 4-6 6-7 |
2019 J5 NAIROBI-5
| W | 2R | Sampras Victor Rakotondrainibe | 6-3 7-5 |
| W | 3R | Tobias Wirlend | 6-1 6-2 |
| L | QF | Alessio Basile | 2-6 3-6 |
2019 J4 CAIRO
| W | 1R | Hady El Kordy | 6-2 6-7 7-6 |
| W | 2R | Yassin Karim | 6-4 4-6 6-4 |
| W | 3R | Maciej Kos | 6-4 6-1 |
| L | QF | Karim Ibrahim | 2-6 6-7 |
2019 J2 NEUQUEN
| W | 1R | Valentin Manuel Greco | 6-3 6-1 |
| L | 2R | Giovanni Mpetshi Perricard | 1-6 5-7 |
2019 J2 MONTEVIDEO
| W | 1R | Victorio Marquiselli | 6-4 3-6 6-1 |
| L | 2R | Alex Barrena | 1-6 1-6 |
2019 J4 BARCELONA-2
| W | 1R | Casper Christensen | 6-4 6-2 |
| W | 2R | Daniel Linkuns-Morozovs | 6-3 3-6 7-6 |
| L | QF | Noah Lopez | 1-6 0-6 |
2019 J5 DAMOUR-2
| W | 1R | Taymour Thomas Aouad | 6-1 6-2 |
| W | 2R | Skander Ben Fraj | 4-6 6-1 6-0 |
| W | QF | Majdi Ben Abdelwehid | 6-4 6-2 |
| W | SF | Rabee Saleem | 6-4 7-6 |
| W | F | Youssef Labbene | 6-0 6-2 |
2019 J5 DAMOUR
| W | 1R | Ahmed Hassairi | 6-0 6-1 |
| L | 2R | Yaroslav Demin | 4-6 6-3 4-6 |
2019 J4 HILLEGOM
| L | 2R | Mika Berghaus | 3-6 3-6 |
2019 J4 THEHAGUE
| L | 2R | Pietro Orlando Fellin | 6-3 3-6 5-7 |
2019 J2 CASTRICUM
| L | 1R | Martin Katz | 2-6 6-7 |
2019 J3 THEHAGUE
| L | 1R | Lilian Marmousez | 1-6 3-6 |
2019 J5 ALMERE
| L | 1R | Jay Zwinkels | 1-6 6-4 1-6 |
2019 J3 ARAD
| L | 1R | Alexander Gaponenko | 6-4 3-6 3-6 |
2019 J4 BEERSHEVA
| W | 1R | Shay Bar Menahem | 1-6 6-0 6-3 |
| W | 2R | Eduardo Cohen | 6-2 6-2 |
| L | QF | Aaron Cohen | 1-6 3-6 |
2019 J4 BATYAM
| L | 1R | Orel Kimhi | 1-6 1-6 |
2019 J4 DOHA-2
| L | 1R | Ammar Elamin | 2-6 1-6 |
2019 J4 DOHA
| W | 1R | Sandeep Vm | 6-0 6-2 |
| L | 2R | Ammar Elamin | 6-3 4-6 3-6 |
2019 J3 PRETORIA
| W | 1R | Aldan Jakobus Coetzee | 6-0 6-2 |
| L | 2R | Niv Zuckerman | 5-7 7-5 4-6 |
2019 J5 POTCHEFSTROOM-2
| W | 2R | Steyn Dippenaar | 6-4 6-1 |
| W | 3R | Ido Geva | 6-2 6-3 |
| L | QF | Thando Longwe-Smit | 3-6 1-6 |
2019 J4 DOORN
| W | 1R | Thijmen Loof | 6-2 3-6 6-4 |
| W | 2R | Karel Blom | 6-4 6-0 |
| L | QF | Olivier Rojas | 2-6 3-6 |
2019 J4 NAIROBI-2
| W | 2R | Thibaut Gadilhe | 6-4 6-2 |
| L | 3R | Ming-Chieh Chiu | 2-6 6-4 3-6 |
2019 J4 NAIROBI
| W | 2R | Frank Tayebwa | 6-4 6-0 |
| L | 3R | Ming-Chieh Chiu | 3-6 1-6 |
2019 J4 DUBAI
| W | 1R | Iiro Vasa | 7-5 4-6 6-2 |
| L | 2R | Marat Sharipov | 2-6 3-6 |
2019 J4 FUJAIRAH
| L | 1R | Victor Lilov | 4-6 3-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 11227, Number of registered players: 7,119, Number of registered results: 411,522