JAR
05.07.71, 53 years
944191 $
05.07.71, 53 years
944191 $
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
Robbie Koenig vs. Yu Jr. Wang - head to head matches
| 26.09.04 | q 2 | Robbie Koenig | Yu Jr. Wang | Yu Jr. Wang - walk over | match details |  Shanghai | Hard |
Robbie Koenig form & Yu Jr. Wang form
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 | - | | 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 qual. | vs. Robert Cheyne | 6-0, 6-2 | | match details |
| 17.09.01 1st round | vs. Andre Sa | 3-6, 6-3, 2-6 | | match details |
 Scottsdale - Hard | ||||
| 06.03.00 q 2 | vs. Marcos Ondruska | 6-72, 3-6 | | match details |
| 06.03.00 q 1 | vs. James Sekulov | 6-3, 6-2 | | 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 2nd round | vs. Gianluca Pozzi | 3-6, 6-4, 6-4 | | match details |
| 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 |
| Johannesburg - Hard | ||||
| 30.03.92 1st round | vs. Javier Frana | 6-3, 2-6, 0-6 | | match details |
Yu Jr. Wang - last matches
| China F1 - Hard | ||||
| 15.03.10 1st round | vs. Wan Gao | 3-6, 4-6 | | match details |
 Australia F6 - Hard | ||||
| 21.09.09 1st round | vs. Isaac Frost | 2-6, 5-7 | | match details |
| Australia F5 - Hard | ||||
| 14.09.09 1st round | vs. Zhe Li | 6-3, - Yu Jr. Wang - retired | | match details |
| China F7 - Hard | ||||
| 17.08.09 1st round | vs. Soong-Jae Cho | 2-6, 6-4, 1-6 | | match details |
| China F6 - Hard | ||||
| 10.08.09 1st round | vs. Yuichi Ito | 3-6, 1-6 | | match details |
| China F5 - Hard | ||||
| 03.08.09 2nd round | vs. Yuichi Ito | 3-6, 3-6 | | match details |
| 03.08.09 1st round | vs. Hyun-Joon Kim | 1-6, 6-3, 6-1 | | match details |
 Malaysia F2 - Hard | ||||
| 22.06.09 2nd round | vs. Mohammad Ghareeb | 5-2, Mohammad Ghareeb - retired | | match details |
| 22.06.09 1/4 | vs. Tsung-Hua Yang | 4-6, 4-6 | | match details |
| 22.06.09 1st round | vs. Adam Jaya | 6-0, 7-5 | | match details |
| Malaysia F1 - Hard | ||||
| 15.06.09 2nd round | vs. Tsung-Hua Yang | 3-6, 4-6 | | match details |
| 15.06.09 1st round | vs. Vivek Shokeen | 2-6, 6-4, 6-2 | | match details |
| China F4 - Hard | ||||
| 11.05.09 1st round | vs. Yu Chang | 1-6, 4-6 | | match details |
| China F3 - Hard | ||||
| 04.05.09 2nd round | vs. Shuang-Qiang Liang | 6-3, 2-6, 6-1 | | match details |
| 04.05.09 1/4 | vs. Mao-Xin Gong | 1-6, 1-6 | | match details |
| 04.05.09 1st round | vs. Zhe Li | 7-64, 6-3 | | match details |
 Japan F2 - Hard | ||||
| 23.03.09 2nd round | vs. Kento Takeuchi | 3-6, 3-6 | | match details |
| 23.03.09 1st round | vs. James Ludlow | 6-4, 6-3 | | match details |
| Japan F1 - Hard | ||||
| 16.03.09 1st round | vs. Tomohiro Shinokawa | 6-0, 6-3 | | match details |
| 16.03.09 1/4 | vs. Jae-Sung An | 2-6, 6-3, 3-6 | | match details |
| 16.03.09 2nd round | vs. Philippe De Bonnevie | 6-4, 6-77, 6-3 | | match details |
| China F1 - Hard | ||||
| 05.01.09 1st round | vs. Chu-Huan Yi | 4-6, 1-6 | | match details |
| Toyota - Carpet | ||||
| 24.11.08 q 1 | vs. Naoki Arimoto | 3-6, 4-6 | | match details |
| Yokohama - Hard | ||||
| 17.11.08 q 2 | vs. Hyun-Woo Nam | 5-7, 5-7 | | match details |
| 17.11.08 q 1 | vs. Ko Suzuki | 7-64, 7-66 | | match details |
| Malaysia F2 - Clay | ||||
| 10.11.08 2nd round | vs. Nathan Thompson | 6-79, 6-4, 2-6 | | match details |
| 10.11.08 1st round | vs. Joe Young | 6-3, 6-3 | | match details |
| Malaysia F1 - Hard | ||||
| 03.11.08 1st round | vs. Jun-Chao Xu | 6-72, 3-6 | | match details |
| Beijing - Hard | ||||
| 20.09.08 q 1 | vs. Yuichi Sugita | 4-6, 7-64, 6-4 | | match details |
| 20.09.08 qual. | vs. Jun-Chao Xu | 4-6, 3-6 | | match details |