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
China
20.01.88, 37 years
20.01.88, 37 years
Sunil-Kumar Sipaeya vs. Nai-Zheng Yu - head to head matches
| 29.10.07 | 2nd round | Sunil-Kumar Sipaeya | Nai-Zheng Yu | 6-4, 6-1 | match details |  Pakistan F2 | Grass |
Sunil-Kumar Sipaeya form & Nai-Zheng Yu form
Sunil-Kumar Sipaeya - last matches
 USA F8 - Hard | ||||
| 18.03.13 q 1 | vs. Charles Boyce | 0-6, 1-6 |  | match details |
 India F12 - Clay | ||||
| 28.11.11 1st round | vs. Keita Koyama | 6-1, 6-3 |  | match details |
| 28.11.11 2nd round | vs. Mate Pavic | 1-6, 6-2, 4-6 | | match details |
| India F11 - Hard | ||||
| 21.11.11 1st round | vs. Weerapat Doakmaiklee | 4-6, 4-6 | | match details |
| India F10 - Hard | ||||
| 14.11.11 1st round | vs. Alexander Satschko | 6-1, 2-6, 3-6 | | match details |
| India F9 - Hard | ||||
| 07.11.11 2nd round | vs. Rohan Gajjar | 6-4, 1-6, 2-6 | | match details |
| 07.11.11 1st round | vs. Vivek Shokeen | 6-2, 7-5 | | match details |
| India F4 - Hard | ||||
| 18.04.11 1st round | vs. Marc Fornell-Mestres | 2-6, 5-7 | | match details |
| India F3 - Hard | ||||
| 11.04.11 1st round | vs. Marc Fornell-Mestres | 7-65, 3-6, 3-6 | | match details |
| India F2 - Clay | ||||
| 21.03.11 1st round | vs. Ranjeet Virali-Murugesan | 3-6, 4-6 | | match details |
| India F1 - Hard | ||||
| 14.03.11 2nd round | vs. Roko Karanusic | 2-6, 5-7 | | match details |
| 14.03.11 1st round | vs. Abhijeet Tiwari | 6-4, 7-5 | | match details |
| Charlottesville Challenger - I. hard | ||||
| 01.11.10 q 1 | vs. Justin S. Shane | 1-6, 0-6 | | match details |
| Chennai - Hard | ||||
| 03.01.09 q 1 | vs. Alexander Kudryavtsev | 4-6, 5-7 | | match details |
| India F9 - Clay | ||||
| 24.11.08 1st round | vs. N. Vijay Sundar Prashanth | 6-71, 0-6 | | match details |
| India F8 - Hard | ||||
| 17.11.08 1st round | vs. Ranjeet Virali-Murugesan | 7-64, 3-6, 2-6 | | match details |
| Pakistan F3 - Hard | ||||
| 27.10.08 2nd round | vs. Patrick Taubert | 2-6, 5-7 | | match details |
| 27.10.08 1st round | vs. Jalil Khan | 6-1, 6-1 | | match details |
| Pakistan F2 - Clay | ||||
| 20.10.08 1st round | vs. Gleb Alekseenko | 0-6, 5-7 | | match details |
| Pakistan F1 - Clay | ||||
| 13.10.08 1st round | vs. Tanveer Ashiq | 6-1, 6-1 | | match details |
| 13.10.08 2nd round | vs. Adrian Sikora | 3-6, 3-6 | | match details |
| India F7 - Hard | ||||
| 08.09.08 1/4 | vs. Hsin-Han Lee | 1-6, 2-6 | | match details |
| 08.09.08 1st round | vs. Suresh Krishna | 6-4, 6-0 | | match details |
| 08.09.08 2nd round | vs. Tushar Liberhan | 3-6, 6-4, 6-4 | | match details |
| India F6 - Clay | ||||
| 01.09.08 1st round | vs. Ranjeet Virali-Murugesan | 6-4, 4-6, 3-6 | | match details |
| New Delhi - Hard | ||||
| 11.08.08 1st round | vs. Matthew Ebden | 6-75, 3-6 | | match details |
| New Delhi - Hard | ||||
| 05.08.08 2nd round | vs. Toshihide Matsui | 6-77, 4-6 | | match details |
| 04.08.08 1st round | vs. Riccardo Ghedin | 3-6, 6-3, 6-4 | | match details |
| USA F19 - Hard | ||||
| 21.07.08 1st round | vs. Austin Krajicek | 6-73, 5-7 | | match details |
| Indianapolis - Hard | ||||
| 13.07.08 qual. | vs. Mikhail Ledovskikh | 6-4, 3-6, 5-7 | | match details |
Nai-Zheng Yu - last matches
 Bergamo Challenger - I. hard | ||||
| 08.02.10 q 1 | vs. Alexander Peya | 3-6, 2-6 | | match details |
| Pakistan F3 - Grass | ||||
| 05.11.07 1st round | vs. Hsin-Han Lee | 1-6, 2-6 | | match details |
| Pakistan F2 - Grass | ||||
| 29.10.07 1st round | vs. Alex Platevoet | 6-2, 6-4 | | match details |
| 29.10.07 2nd round | vs. Sunil-Kumar Sipaeya | 4-6, 1-6 | | match details |
 Segovia - Hard | ||||
| 30.07.07 q 1 | vs. Rafael Array-Pareja | 5-7, 6-2, 2-6 | | match details |