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
JAR
05.07.71, 53 years
944191 $
05.07.71, 53 years
944191 $
Xin-Yuan Yu vs. Robbie Koenig - head to head matches
| 11.09.05 | q 2 | Xin-Yuan Yu | Robbie Koenig | 6-1, 6-1 | match details |  Beijing | Hard |
Xin-Yuan Yu form & Robbie Koenig form
Xin-Yuan Yu - last matches
| China F4 - Hard | ||||
| 03.04.17 q 1 | vs. Liran Chen | 6-4, 0-6, 6-3 |  | match details |
| 03.04.17 q 2 | vs. Zhao-Tai Li | 2-6, 0-3, - Xin-Yuan Yu - retired |  | match details |
| China F8 - Hard | ||||
| 27.09.10 1st round | vs. Jose Statham | 3-6, 3-6 | | match details |
| China F7 - Hard | ||||
| 20.09.10 1st round | vs. Sang-Woo Noh | 4-6, 2-6 | | match details |
| China F6 - Hard | ||||
| 07.06.10 1st round | vs. Harri Heliovaara | 4-6, 6-72 | | match details |
| China F5 - Hard | ||||
| 31.05.10 1st round | vs. Zhe Li | 2-6, 1-6 | | match details |
 India F5 - Hard | ||||
| 10.05.10 1st round | vs. Vaidik Munshaw | 6-2, 6-4 | | match details |
| 10.05.10 2nd round | vs. Rik de Voest | 1-6, 2-6 | | match details |
| India F4 - Hard | ||||
| 03.05.10 1st round | vs. Yannick Nelord | 6-4, 6-1 | | match details |
| 03.05.10 2nd round | vs. Yu Chang | 6-3, 6-1 | | match details |
| 03.05.10 1/4 | vs. Yuki Bhambri | 2-6, 4-6 | | match details |
| China F4 - Hard | ||||
| 12.04.10 1st round | vs. Christopher Racz | 6-1, 6-0 | | match details |
| 12.04.10 2nd round | vs. Hsin-Han Lee | 6-76, 6-1, 3-6 | | match details |
| China F3 - Hard | ||||
| 05.04.10 1st round | vs. Zhe Li | 6-3, 5-7, 3-6 | | match details |
| China F2 - Hard | ||||
| 22.03.10 1st round | vs. Roman Borvanov | 6-3, 6-2 | | match details |
| 22.03.10 2nd round | vs. Daniel Yoo | 4-6, 4-6 | | match details |
| China F1 - Hard | ||||
| 15.03.10 1st round | vs. Zhuo-Qing Zhou | 6-2, 6-3 | | match details |
| 15.03.10 2nd round | vs. Yu Chang | 6-74, 3-6 | | match details |
| Shanghai - Hard | ||||
| 10.10.09 q 1 | vs. Michael Llodra | 4-6, 3-6 | | match details |
| China F7 - Hard | ||||
| 17.08.09 1st round | vs. Peng Gao | 6-4, 2-2, - Xin-Yuan Yu - retired | | match details |
| China F6 - Hard | ||||
| 10.08.09 1st round | vs. Arata Onozawa | 6-76, 7-5, 6-0 | | match details |
| 10.08.09 2nd round | vs. Ya-Nan Ma | 4-6, 4-6 | | match details |
| China F5 - Hard | ||||
| 03.08.09 2nd round | vs. Zhe Li | 6-4, 2-6, 3-6 | | match details |
| 03.08.09 1st round | vs. Yao-Lun Chang | 6-4, 7-5 | | match details |
 Malaysia F3 - Hard | ||||
| 29.06.09 1st round | vs. Aqeel Khan | 5-7, 6-74 | | match details |
| Malaysia F1 - Hard | ||||
| 15.06.09 1st round | vs. Divij Sharan | 5-7, 6-2, 6-3 | | match details |
| 15.06.09 2nd round | vs. Luigi D'Agord | 3-6, 4-6 | | match details |
| China F4 - Hard | ||||
| 11.05.09 1st round | vs. Arata Onozawa | 6-3, 6-3 | | match details |
| 11.05.09 2nd round | vs. Kento Takeuchi | 2-6, 1-6 | | match details |
| China F3 - Hard | ||||
| 04.05.09 1/4 | vs. Kento Takeuchi | 4-6, 4-6 | | match details |
Robbie Koenig - last matches
| Beijing - Hard | ||||
| 11.09.05 q 2 | vs. Xin-Yuan Yu | 1-6, 1-6 | | match details |
| 10.09.05 q 1 | vs. Lei Zhang | 6-2, 6-2 | | match details |
 Mauritius - Hard | ||||
| 29.11.04 1st round | vs. Andrei Pavel | 3-6, 3-6 | | match details |
| Shanghai - Hard | ||||
| 27.09.04 qual. | vs. Ivo Klec | - Robbie Koenig - walk over | | match details |
| 26.09.04 q 2 | vs. Yu Jr. Wang | Yu Jr. Wang - walk over | | match details |
| 25.09.04 q 1 | vs. Yi-Ning Wang | 6-0, 6-2 | | match details |
 London - Grass | ||||
| 10.06.02 q 1 | vs. Justin Layne | 3-6, 4-6 | | match details |
| Shanghai - Hard | ||||
| 17.09.01 1st round | vs. Andre Sa | 3-6, 6-3, 2-6 | | match details |
| 17.09.01 qual. | vs. Robert Cheyne | 6-0, 6-2 | | match details |
 Scottsdale - Hard | ||||
| 06.03.00 q 1 | vs. James Sekulov | 6-3, 6-2 | | match details |
| 06.03.00 q 2 | vs. Marcos Ondruska | 6-72, 3-6 | | match details |
| Newport - Grass | ||||
| 08.07.96 1st round | vs. Derrick Rostagno | 6-4, 4-6, 7-5 | | match details |
| 08.07.96 2nd round | vs. Byron Black | 3-6, 7-5, 2-6 | | match details |
| Nottingham - Grass | ||||
| 17.06.96 1st round | vs. Alex Corretja | 3-6, 4-6 | | match details |
| Key Biscayne - Hard | ||||
| 18.03.96 1st round | vs. Jean-Philippe Fleurian | 4-6, 3-6 | | match details |
| Washington - Hard | ||||
| 18.07.94 1st round | vs. Michael Tebbutt | 1-6, 5-7 | | match details |
 Sun City - Hard | ||||
| 28.03.94 1st round | vs. Karol Kucera | 6-3, 6-77, 2-6 | | match details |
| Durban - Hard | ||||
| 29.03.93 1st round | vs. Robbie Weiss | 4-6, 0-6 | | match details |
 Lyon - Carpet | ||||
| 19.10.92 1st round | vs. Omar Camporese | 2-6, 2-6 | | match details |
| Cincinnati - Hard | ||||
| 10.08.92 1st round | vs. David Nainkin | 7-5, 1-6, 3-6 | | match details |
| Washington - Hard | ||||
| 13.07.92 3rd round | vs. Derrick Rostagno | 6-71, 4-6 | | match details |
| 13.07.92 1st round | vs. Gilad Bloom | 7-5, 4-6, 7-65 | | match details |
| 13.07.92 2nd round | vs. Gianluca Pozzi | 3-6, 6-4, 6-4 | | match details |
| Johannesburg - Hard | ||||
| 30.03.92 1st round | vs. Javier Frana | 6-3, 2-6, 0-6 | | match details |