Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Germany
29.07.97, 27 years
29.07.97, 27 years
Jan Zielinski vs. Jan Kirchhoff - head to head matches
| 17.08.15 | q 2 | Jan Zielinski | Jan Kirchhoff | Jan Kirchhoff - walk over | match details |  Poland F2 | Clay |
Jan Zielinski form & Jan Kirchhoff form
Jan Zielinski - last matches
 Davis Cup - Clay | ||||
| 05.03.22 | vs. Gastao Elias | 1-6, 3-6 |  | match details |
 Sydney - Hard | ||||
| 07.01.22 1/2 | vs. Pablo Carreno-Busta | 2-6, 1-6 | | match details |
 Mouilleron Le - I. hard | ||||
| 04.10.21 qual. | vs. Zizou Bergs | 1-6, 3-6 | | match details |
| 03.10.21 q 1 | vs. Aidan Mchugh | 6-3, 6-4 |  | match details |
 Mallorca Challenger - Hard | ||||
| 02.09.21 2nd round | vs. Yasutaka Uchiyama | 1-6, 2-6 | | match details |
| 01.09.21 1st round | vs. Alejandro Gonzalez | 6-75, 7-61, 6-4 | | match details |
| 31.08.21 qual. | vs. Alejandro Gonzalez | 1-6, 2-6 | | match details |
| 30.08.21 q 1 | vs. Mukund Sasikumar | 7-5, 6-2 | | match details |
| Warsaw Challenger - Clay | ||||
| 25.08.21 1st round | vs. Tristan Lamasine | 2-6, 2-6 | | match details |
| 24.08.21 qual. | vs. Aldin Setkic | 1-6, 6-2, 7-5 | | match details |
| 22.08.21 q 1 | vs. Skander Mansouri | 5-7, 6-3, 6-3 | | match details |
| M25 Poznan - Clay | ||||
| 26.08.20 1st round | vs. Vit Kopriva | 4-6, 2-6 | | match details |
 All Lower - Clay | ||||
| 18.08.20 1st round | vs. Pawel Juszczak | 2-6, 0-6 | | match details |
| 16.08.20 1st round | vs. Piotr Galus | 6-3, 6-3 | | match details |
| 30.07.20 1st round | vs. Piotr Grynkowski | 6-2, 4-6, 6-2 | | match details |
| 17.07.20 1st round | vs. Daniel Michalski | 2-6, 1-6 | | match details |
| 16.07.20 1st round | vs. Bartosz Wojnar | 6-1, 6-2 | | match details |
| 14.07.20 1st round | vs. Dariusz Kuczynski | 6-1, 6-0 | | match details |
| 08.07.20 1st round | vs. Kacper Zuk | 6-4, 6-3 | | match details |
| 07.07.20 1st round | vs. Maks Kasnikowski | 6-2, 6-2 | | match details |
| 23.06.20 1st round | vs. Kacper Zuk | 2-6, 6-3, 2-6 | | match details |
| 22.06.20 1st round | vs. Filip Kolasinski | 6-4, 6-3 | | match details |
| 21.06.20 1st round | vs. Karol Krawczynski | 6-2, 6-3 | | match details |
 M25 Sunderland - I. hard | ||||
| 24.02.20 qual. | vs. George Houghton | 4-6, 6-3, 7-10 | | match details |
| 23.02.20 q 1 | vs. Harry David Meehan | 4-6, 6-4, 11-9 | | match details |
| M25 Glasgow - I. hard | ||||
| 19.02.20 1st round | vs. Antoine Bellier | 4-6, 4-6 | | match details |
| 17.02.20 qual. | vs. Hendrik Jebens | 4-6, 2-6 | | match details |
| 17.02.20 q 1 | vs. Euan Mcintosh | 6-4, 6-2 | | match details |
| M25 Barnstaple - I. hard | ||||
| 13.02.20 1/4 | vs. Kacper Zuk | 6-3, 0-6, 1-6 | | match details |
| 12.02.20 2nd round | vs. Daniel Little | 6-3, 6-4 | | match details |
Jan Kirchhoff - last matches
 Czech Republic - Clay | ||||
| 23.05.16 q 2 | vs. Pawel Zawisza | 5-7, 6-73 | | match details |
| 23.05.16 q 1 | vs. Maciej Kazanowski | 6-4, 6-2 | | match details |
| Poland F2 - Clay | ||||
| 17.08.15 q 2 | vs. Jan Zielinski | - Jan Kirchhoff - walk over | | match details |
| 17.08.15 q 1 | vs. Tim Kopinski | Tim Kopinski - walk over | | match details |
| Czech Republic - Clay | ||||
| 25.05.15 q 1 | vs. Tomas Musil | 1-6, 2-6 | | match details |
| Czech Republic - Clay | ||||
| 18.05.15 q 1 | vs. Petr Hajek | 2-6, 0-6 | | match details |
| Poland F5 - Clay | ||||
| 18.08.14 q 1 | vs. Micha Wargocki | 6-75, 6-4, 7-63 | | match details |
| 18.08.14 q 2 | vs. Bartosz Wojnar | 4-6, 3-6 | | match details |
 Turkey F13 - Hard | ||||
| 01.04.13 q 2 | vs. Haluk Akkoyun | 4-6, 1-6 | | match details |
| 01.04.13 q 1 | vs. Mika Julin | 6-3, 6-4 | | match details |