WTA and ATP rankings on - 27.12.2021
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 223. | - |
Hsu Yu Hsiou | Chinese Taipei | 375 |
| 239. | - |
Hsieh Cheng-Peng | Chinese Taipei | 326 |
| 369. | 1 |
Jung Jason | Chinese Taipei | 164 |
| 404. | - |
Tseng Chun Hsin | Chinese Taipei | 148 |
| 525. | - |
Lu Yen-hsun | Chinese Taipei | 90 |
| 579. | 1 |
Ho Ray | Chinese Taipei | 78 |
| 606. | 1 |
Yang Tsung-Hua | Chinese Taipei | 72 |
| 701. | 1 |
Wu Tung-lin | Chinese Taipei | 58 |
| 1079. | 44 |
Huang Tsung-Hao | Chinese Taipei | 24 |
| 1105. | 7 |
Lo Chien Hsun | Chinese Taipei | 23 |
| 1140. | 3 |
Lin Wei-De | Chinese Taipei | 21 |
| 1239. | - |
Lee Kuan-Yi | Chinese Taipei | 17 |
| 1352. | 4 |
Wang Jimmy | Chinese Taipei | 13 |
| 1359. | 4 |
Liu Shao-Fan | Chinese Taipei | 13 |
| 1588. | 3 |
Yin Bang Shuo | Chinese Taipei | 8 |
| 1637. | - |
Chen Ti | Chinese Taipei | 7 |
| 1663. | 1 |
Meng Cing-Yang | Chinese Taipei | 7 |
| 1916. | 2 |
Hsu Chuan En | Chinese Taipei | 4 |
| 1989. | 6 |
Tan Li-Wie | Chinese Taipei | 4 |
| 2177. | 8 |
Yu Cheng-Yu | Chinese Taipei | 3 |
| 2418. | 8 |
Chiu Yu Hsiang | Chinese Taipei | 2 |
|1-50|
- Betting ranking
| Baez Sebastian | +900 |
| Rasim Melis | +565 |
| Chidekh Clement | +546 |
| Gengel Marek | +536 |
| Kotliar Yelyzaveta | +529 |
| Nakanishi Seiya | -509 |
| Atia Mariam | -500 |
| Falck Reece | -498 |
| Soeda Kanna | -411 |
| Popyrin Alexei | -400 |
This week's tournaments
| Main tournaments | ||||
| Australian Open | 1 | |||
| Davis Cup | 39 | |||
| Abu Dhabi WTA | 10 | |||
| Cluj-Napoca 2 WTA | 27 | |||
| Ostrava 2 WTA | 13 | |||
| Lower level tournaments | ||||
| Manama challenger | 2 | |||
| Quimper challenger | 4 | |||
| Concepcion challenger | 4 | |||
| San Diego challenger | 3 | |||
| Brisbane challenger | 30 | |||
| Oeiras 6 challenger | 3 | |||
| Phan Thiet 2 challenger | 1 | |||
| UTR Pro Tennis Series 3 | 51 | |||
| UTR Pro Tennis Series 5 | 30 | |||
| UTR Pro Tennis Series 9 | 16 | |||
| Mumbai WTA | 4 | |||
| San Diego 5 ITF | 3 | |||
| Porto 4 ITF | 2 | |||
| Vero Beach ITF | 3 | |||
| Monastir 20 ITF | 2 | |||
| Birmingham ITF | 1 | |||
| UTR Pro Tennis Series 5 | 32 | |||
| UTR Pro Tennis Series 9 | 19 | |||
| Antalya 4 ITF | 5 | |||
| Sharm El Sheikh ITF | 2 | |||
| UTR Pro Match Series | 34 | |||
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