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
02.09.86, 38 years
02.09.86, 38 years
Muhammet Haylaz vs. Thabo Siegler - head to head matches
| 04.03.13 | q 1 | Muhammet Haylaz | Thabo Siegler | 7-5, 6-4 | match details |  Turkey F9 | Hard |
Muhammet Haylaz form & Thabo Siegler form
Muhammet Haylaz - last matches
| Turkey F14 - Clay | ||||
| 10.04.18 1st round | vs. Jaroslav Pospisil | 3-6, 1-6 |  | match details |
| Turkey F13 - Clay | ||||
| 31.03.18 q 1 | vs. Philip Wilbert Major | 4-6, 2-6 | | match details |
 Tunisia F6 - Hard | ||||
| 14.02.18 1st round | vs. Mariano Kestelboim | 4-6, 3-6 | | match details |
| Tunisia F5 - Hard | ||||
| 07.02.18 1st round | vs. Mariano Kestelboim | 2-6, 1-6 | | match details |
| Tunisia F4 - Hard | ||||
| 30.01.18 1st round | vs. Roberto Ortega-Olmedo | 2-6, 2-6 | | match details |
| Turkey F3 - Hard | ||||
| 25.01.18 2nd round | vs. Cheong-Eui Kim | 3-6, 0-6 | | match details |
| 24.01.18 1st round | vs. Mousa Zayed | 6-3, 6-3 |  | match details |
| 23.01.18 qual. | vs. Nikita Mashtakov | 4-6, 7-5, 3-6 | | match details |
| 21.01.18 q 2 | vs. Gustavs Lukstins | 6-1, 7-5 | | match details |
| Turkey F2 - Hard | ||||
| 16.01.18 q 2 | vs. Alexandru Danes | 2-6, 2-6 | | match details |
| 15.01.18 q 1 | vs. Hyeong Don Kim | 7-64, 3-6, 6-4 | | match details |
| Turkey F1 - Hard | ||||
| 09.01.18 1st round | vs. Jonathan Gray | 4-6, 1-6 | | match details |
| Turkey F42 - Clay | ||||
| 09.11.17 2nd round | vs. Diego Hidalgo | 4-6, 2-6 | | match details |
| 07.11.17 1st round | vs. Kevin Kaczynski | 6-0, 3-6, 7-66 | | match details |
| Turkey F41 - Clay | ||||
| 01.11.17 1st round | vs. Davide Galoppini | 3-6, 3-6 | | match details |
| Turkey F40 - Clay | ||||
| 26.10.17 1st round | vs. Kevin Kaczynski | 0-6, 4-6 | | match details |
| Turkey F39 - Clay | ||||
| 17.10.17 1st round | vs. Juan Pablo Varillas | 5-7, 4-6 | | match details |
| Izmir Challenger - Hard | ||||
| 19.09.17 1st round | vs. Altug Celikbilek | 4-6, 5-7 | | match details |
| Istanbul Challenger - Hard | ||||
| 12.09.17 1st round | vs. Altug Celikbilek | 6-71, 5-7 | | match details |
| Turkey F31 - Clay | ||||
| 24.08.17 2nd round | vs. Mukund Sasikumar | 3-6, 1-6 | | match details |
| 23.08.17 1st round | vs. Cengiz Aksu | 7-63, 6-2 | | match details |
| Turkey F28 - Hard | ||||
| 04.08.17 1/2 | vs. Anil Yuksel | 6-77, 3-6 | | match details |
| 03.08.17 1/4 | vs. Vladyslav Manafov | 7-67, 6-4 | | match details |
| 02.08.17 2nd round | vs. Milen Ianakiev | 6-3, 6-77, 7-64 | | match details |
| 01.08.17 1st round | vs. Isaac Stoute | 6-4, 6-4 | | match details |
| Turkey F27 - Clay | ||||
| 27.07.17 2nd round | vs. Dante Gennaro | 1-6, 1-6 | | match details |
| 26.07.17 1st round | vs. Sorin Andrei Iordache | 6-1, 6-3 | | match details |
| Turkey F26 - Clay | ||||
| 19.07.17 1st round | vs. Nikola Cacic | 2-6, 2-6 | | match details |
| Turkey F24 - Clay | ||||
| 23.06.17 1/4 | vs. Marc Sieber | 0-6, 3-6 | | match details |
| 21.06.17 1st round | vs. Aria Harajchi | 6-3, 6-2 | | match details |
Thabo Siegler - last matches
 Greece F19 - Hard | ||||
| 11.11.13 qual. | vs. Matt Seeberger | 3-6, 3-6 | | match details |
| 11.11.13 q 1 | vs. Kong Pop Lertchai | 6-4, 3-6, 6-1 | | match details |
| Greece F18 - Hard | ||||
| 04.11.13 q 1 | vs. Fabien Reboul | 3-6, 4-6 | | match details |
| Turkey F10 - Clay | ||||
| 11.03.13 q 1 | vs. Pawel Juszczak | 2-6, 2-6 | | match details |
| Turkey F9 - Hard | ||||
| 04.03.13 q 1 | vs. Muhammet Haylaz | 5-7, 4-6 | | match details |