Olaf Pieczkowski
2022
| US OPEN JUNIOR | 2R | |
| JB1 KLOSTERS | [10] | 3R |
| WIMBLEDON JUNIOR | 1R | |
| J1 ROEHAMPTON | 1R | |
| ROLAND GARROS JUNIOR | 2R | |
| JAMILAN | 1R | |
| AUSTRALIAN OPEN JUNIOR | [8] | 2R |
| J1 TRARALGON | [7] | Quarter |
2021
| J1 BRADENTON | [9] | 1R |
| J2 SZEKESFEHERVAR | [3] | Semi |
| J1 HANNOVER | [2] | 1R |
| J2 NOVISAD | [5] | 2R |
| J1 PANCEVO | Semi | |
| J2 GLADBECK | [3] | Quarter |
| J3 LVIV | [1] | Win |
| J4 GDANSK | [1] | 1R |
| J1 BYTOM | 2R | |
| J2 HANNOVER | 1R | |
| J2 RYAZAN | [6] | 1R |
| J1 RICANY | 2R | |
| J3 ISTANBUL | [4] | Semi |
| J2 SANTODOMINGO-2 | 1R | |
| J2 SANTODOMINGO | 1R | |
| J2 SIAULIAI | 1R | |
| J1 SVYATOPETRIVSKEVILLAGE | 1R |
2020
| J4 MALMO | [10] | Semi |
Nation
POL
Age
21 years old (born in 2004)
World Ranking
ATP Ranking　501th
Year-end Junior World Ranking
- Year-end 2022 164th
- Year-end 2021 23th
- Year-end 2020 285th
- Year-end 2019 665th
Rival
Yannik Rahman (1-1)
Gilles Arnaud Bailly (0-2)
Gerard Campana Lee (1-1)
Branko Djuric (2-0)
Maxim Zhukov (1-1)
Match Details
2022 US OPEN JUNIOR
| W | 1R | Alexander Razeghi | 6-4 6-2 |
| L | 2R | Gilles Arnaud Bailly | 3-6 6-3 1-6 |
2022 JB1 KLOSTERS
| W | 2R | Luca Pow | 6-1 6-4 |
| L | 3R | Henrique Rocha | 5-7 3-6 |
2022 WIMBLEDON JUNIOR
| L | 1R | Ozan Colak | 5-7 1-6 |
2022 J1 ROEHAMPTON
| L | 1R | Matej Dodig | 3-6 6-7 |
2022 ROLAND GARROS JUNIOR
| W | 1R | Loan Lestir | 6-2 6-2 |
| L | 2R | Jakub Mensik | 1-6 7-5 2-6 |
2022 JAMILAN
| L | 1R | Peter Benjamin Privara | 1-6 6-2 1-6 |
2022 AUSTRALIAN OPEN JUNIOR
| W | 1R | Antoine Ghibaudo | 6-3 6-4 |
| L | 2R | Yannik Rahman | 3-6 6-3 1-6 |
2022 J1 TRARALGON
| W | 1R | Luka Mikrut | 6-2 6-4 |
| W | 2R | Lennon Roark Jones | 6-7 6-4 6-1 |
| W | 3R | Hynek Barton | 6-3 4-6 6-2 |
| L | QF | Bruno Kuzuhara | 2-6 2-6 |
2021 J1 BRADENTON
| L | 1R | Viacheslav Bielinskyi | 4-6 2-6 |
2021 J2 SZEKESFEHERVAR
| W | 1R | Stepan Mruzek | 6-3 6-4 |
| W | 2R | Gerard Campana Lee | 6-7 6-3 7-5 |
| W | QF | Peter Buldorini | 6-1 6-0 |
2021 J1 HANNOVER
| L | 1R | Maxim Zhukov | 1-6 6-7 |
2021 J2 NOVISAD
| W | 1R | Nikolay Nedelchev | 6-2 6-3 |
| L | 2R | Erik Arutiunian | 6-1 5-7 2-6 |
2021 J1 PANCEVO
| W | 1R | Branko Djuric | 6-4 6-0 |
| W | 2R | Igor Kudriashov | 6-4 4-6 6-2 |
| W | QF | Daniil Ostapenkov | 7-5 6-1 |
2021 J2 GLADBECK
| W | 1R | Konstantin Bennemann | 6-2 6-0 |
| W | 2R | Yanaki Milev | 6-2 4-6 6-4 |
| L | QF | Gerard Campana Lee | 7-5 1-6 3-6 |
2021 J3 LVIV
| W | 1R | Adam Kresina | 6-2 6-7 6-3 |
| W | 2R | Erik Tkalenko | 7-5 1-6 6-2 |
| W | QF | Branko Djuric | 6-1 6-1 |
| W | SF | Nikola Zekic | 6-2 6-3 |
| W | F | Yannik Rahman | 6-1 6-4 |
2021 J4 GDANSK
| L | 1R | Patryk Stokowski | 3-6 6-7 |
2021 J1 BYTOM
| W | 1R | Maxim Zhukov | 7-5 6-7 6-3 |
| L | 2R | Dino Prizmic | 6-3 2-6 1-6 |
2021 J2 HANNOVER
| L | 1R | Adam Jurajda | 3-6 6-3 0-6 |
2021 J2 RYAZAN
| L | 1R | Ivan Burnashov | 4-6 5-7 |
2021 J1 RICANY
| W | 1R | Maj Premzl | 7-6 6-1 |
| L | 2R | Elmer Moeller | 5-7 1-6 |
2021 J3 ISTANBUL
| W | 1R | Jakub Nicod | 4-6 6-3 6-4 |
| W | 2R | Birtan Duran | 6-4 6-3 |
| W | QF | Berk Bugarikj | 6-2 6-4 |
| L | SF | Alexander Blockx | 5-7 5-7 |
2021 J2 SANTODOMINGO-2
| L | 1R | Orel Kimhi | 6-4 3-6 5-7 |
2021 J2 SANTODOMINGO
| L | 1R | Johan Alexander Rodriguez Rodriguez | 3-6 4-6 |
2021 J2 SIAULIAI
| L | 1R | Adam Jurajda | 2-6 3-6 |
2021 J1 SVYATOPETRIVSKEVILLAGE
| L | 1R | Constantinos Koshis | 4-6 4-6 |
2020 J4 MALMO
| W | 2R | Ross Weibull | 6-3 6-2 |
| W | 3R | Olle Sonesson Lidholt | 7-6 6-3 |
| W | QF | Felix Nordby | 6-7 6-3 7-6 |
| L | SF | Gilles Arnaud Bailly | 4-6 3-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9852, Number of registered players: 6,147, Number of registered results: 340,807