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
24.05.92, 33 years
24.05.92, 33 years
Kevin Kaczynski vs. Ralf Steinbach - head to head matches
| 15.08.11 | 1/4 | Kevin Kaczynski | Ralf Steinbach | 6-1, 7-66 | match details |  Germany F11 | Clay |
Kevin Kaczynski form & Ralf Steinbach form
Kevin Kaczynski - last matches
| Germany F16 - I. hard | ||||
| 22.10.18 qual. | vs. Piotr Matuszewski | - |  | match details |
| 21.10.18 q 2 | vs. Martins Rocens | 3-6, 7-5, 6-3 |  | match details |
 Netherlands F6 - Clay | ||||
| 30.08.18 2nd round | vs. Tom Kocevar-Desman | 4-6, 6-3, 0-6 | | match details |
| 28.08.18 1st round | vs. Kazuki Nishiwaki | 6-2, 6-3 | | match details |
| Netherlands F5 - Clay | ||||
| 22.08.18 2nd round | vs. Nik Razborsek | 4-6, 2-6 | | match details |
| 21.08.18 1st round | vs. Stephan Gerritsen | 6-4, 1-6, 6-2 | | match details |
| 19.08.18 qual. | vs. Harris Trismen | 6-0, 6-1 | | match details |
| 18.08.18 q 2 | vs. Roman Ruenger | 6-1, 6-0 | | match details |
| Germany F11 - Clay | ||||
| 09.08.18 1/4 | vs. Benjamin Hassan | 2-6, 1-6 | | match details |
| 08.08.18 2nd round | vs. Tejas Chaukulkar | 6-3, 4-6, 6-1 | | match details |
| 07.08.18 1st round | vs. Daniel Baumann | 6-3, 6-0 | | match details |
| Netherlands F3 - Clay | ||||
| 10.07.18 1st round | vs. Stephan Gerritsen | 6-73, 6-2, 1-6 | | match details |
| 08.07.18 q 2 | vs. Baptiste Anselmo | 6-1, 3-6, 6-3 | | match details |
| 08.07.18 qual. | vs. Javier Naser | 6-0, 6-75, 7-64 | | match details |
| 07.07.18 q 1 | vs. Laurens Deelstra | 6-1, 1-6, 6-4 | | match details |
| Netherlands F2 - Clay | ||||
| 04.07.18 1st round | vs. Harri Heliovaara | 3-6, 1-6 | | match details |
| 02.07.18 qual. | vs. Pascal Juraj Wagemaker | 6-2, 6-2 | | match details |
| 01.07.18 q 2 | vs. Igor Straatsma | 6-0, 7-65 | | match details |
| Germany F5 - Clay | ||||
| 25.06.18 qual. | vs. Fabian Marozsan | 3-6, 2-6 | | match details |
| 25.06.18 q 2 | vs. Lewis Miles | 6-2, 6-4 | | match details |
 South Africa - Hard | ||||
| 05.12.17 1st round | vs. Peter Heller | 7-5, 2-6, 2-6 | | match details |
| South Africa - Hard | ||||
| 29.11.17 1st round | vs. Leny Mitjana | 6-71, 3-6 | | match details |
| 27.11.17 q 2 | vs. Joubert Klopper | 6-4, 2-6, 6-3 | | match details |
| 27.11.17 qual. | vs. Robbie Arends | 6-1, 4-2, Robbie Arends - retired | | match details |
| South Africa - Hard | ||||
| 22.11.17 1st round | vs. Lance-Pierre Du Toit | 1-6, 4-6 | | match details |
| 20.11.17 q 2 | vs. Louis Pretorius | 6-3, 6-2 | | match details |
| 20.11.17 qual. | vs. Thando Longwe-Smit | 6-3, 6-3 | | match details |
 Turkey F42 - Clay | ||||
| 07.11.17 1st round | vs. Muhammet Haylaz | 0-6, 6-3, 6-76 | | match details |
| 06.11.17 q 2 | vs. Marco Corino | 6-1, 6-4 | | match details |
| 06.11.17 qual. | vs. Alexander Boborykin | 6-4, 6-4 | | match details |
Ralf Steinbach - last matches
 USA F18 - Clay | ||||
| 23.06.14 q 1 | vs. Mario Jakovljevic | 6-3, 6-2 | | match details |
| 23.06.14 q 2 | vs. Adam Martin | 6-0, 6-0 | | match details |
| 23.06.14 qual. | vs. Hunter Harrington | 6-75, 3-6 | | match details |
| USA F16 - Clay | ||||
| 16.06.14 q 1 | vs. Evan Bechtel | 6-0, 6-0 | | match details |
| 16.06.14 q 2 | vs. Ignacio Garrido Guzman | 6-4, 6-0 | | match details |
| 16.06.14 1st round | vs. Ashley Hewitt | 2-6, 2-6 | | match details |
| 16.06.14 qual. | vs. Aidan Talcott | 6-2, 6-1 | | match details |
| Germany F13 - Clay | ||||
| 05.08.13 qual. | vs. Tobias Hinzmann | 6-72, 1-6 | | match details |
| 05.08.13 q 1 | vs. Pascal Meis | 1-6, 7-5, 6-4 | | match details |
| 05.08.13 q 2 | vs. Florian Kraenzler | 6-1, 7-5 | | match details |
 Czech Republic - Clay | ||||
| 21.05.12 1st round | vs. Vaclav Safranek | 4-6, 4-6 | | match details |
| Turkey F13 - Hard | ||||
| 02.04.12 1st round | vs. Julien Cagnina | 4-6, 5-7 | | match details |
| Turkey F12 - Hard | ||||
| 26.03.12 1st round | vs. Shahin Khaledan | 4-6, 6-75 | | match details |
 Portugal F2 - Hard | ||||
| 05.03.12 1st round | vs. Tinotenda Chanakira | 6-1, 6-2 | | match details |
| 05.03.12 2nd round | vs. Daniel Smethurst | 4-6, 2-6 | | match details |
| Portugal F1 - Hard | ||||
| 27.02.12 1st round | vs. Peter Heller | 3-6, - Ralf Steinbach - retired | | match details |
| Germany F1 - Carpet | ||||
| 09.01.12 2nd round | vs. Moritz Baumann | 3-6, 0-6 | | match details |
| 09.01.12 1st round | vs. Dino Marcan | 6-4, 2-6, 6-4 | | match details |
| Germany F15 - Carpet | ||||
| 26.09.11 2nd round | vs. Ante Pavic | 2-6, 2-6 | | match details |
| 26.09.11 1st round | vs. Peter Steinberger | 6-1, 6-4 | | match details |
| Germany F13 - Clay | ||||
| 29.08.11 1st round | vs. Claude Benz | 6-3, 1-6, 4-6 | | match details |
| Germany F11 - Clay | ||||
| 15.08.11 1st round | vs. Matthias Wunner | 6-71, 6-4, 6-4 | | match details |
| 15.08.11 2nd round | vs. Constantin Belot | 6-2, 6-3 | | match details |
| 15.08.11 1/4 | vs. Kevin Kaczynski | 1-6, 6-76 | | match details |
| Germany F15 - Clay | ||||
| 06.09.10 2nd round | vs. Jakub Lustyk | 4-6, 0-6 | | match details |
| 06.09.10 1st round | vs. Claude Benz | 6-3, 6-4 | | match details |
| Eckental Challenger - Carpet | ||||
| 02.11.09 q 1 | vs. Nils Langer | 4-6, 2-6 | | match details |
