WTA and ATP rankings on - 27.12.2021
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 108. | - |
Hsieh Su-Wei | Chinese Taipei | 746 |
| 200. | - |
Liang En Shuo | Chinese Taipei | 340 |
| 391. | 2 |
Lee Ya-Hsuan | Chinese Taipei | 148 |
| 498. | 1 |
Garland Joanna | Chinese Taipei | 94 |
| 634. | 1 |
Hsu Chieh-Yu | Chinese Taipei | 61 |
| 763. | 1 |
Lee Hua-Chen | Chinese Taipei | 39 |
| 844. | 2 |
Lee Pei-Chi | Chinese Taipei | 31 |
| 1023. | 2 |
Chang Kai-Chen | Chinese Taipei | 19 |
| 1530. | 10 |
Cho I-hsuan | Chinese Taipei | 4 |
| 1585. | 9 |
Cho Yi Tsen | Chinese Taipei | 3 |
|1-50|
- Betting ranking
| Luciano Lavinia | +1372 |
| Vrancken Peeters Anouck | +1222 |
| Hansen Sarafina Olivia | +1001 |
| Bartunkova Nikola | +976 |
| Sanchez Ana Sofia | +915 |
| Kis Balazs Rafael | -1125 |
| Heinzova Izabela | -972 |
| Yoshikawa Yusuke | -867 |
| Moser Nicolas (2002) | -837 |
| Mannarino Adrian | -762 |
This week's tournaments
| Main tournaments | ||||
| Monte Carlo | 31 | |||
| Houston | 2 | |||
| Bucharest | 4 | |||
| Marrakech | 3 | |||
| Charleston | 3 | |||
| Bogotá WTA | 3 | |||
| Lower level tournaments | ||||
| Menorca challenger | 3 | |||
| Campinas challenger | 4 | |||
| Morelos challenger | 3 | |||
| Barletta challenger | 3 | |||
| UTR Pro Tennis Series | 13 | |||
| UTR Pro Tennis Series 3 | 12 | |||
| UTR Pro Tennis Series 5 | 32 | |||
| Ultimate Tennis Showdown | 4 | |||
| Antalya 3 WTA | 3 | |||
| La Bisbal | 3 | |||
| Bujumbura 2 ITF | 3 | |||
| Nantes ITF | 2 | |||
| Jackson ITF | 3 | |||
| Santa Margherita Di Pula ITF | 3 | |||
| UTR Pro Tennis Series 5 | 39 | |||
| Antalya 13 ITF | 5 | |||
| Heraklion 3 ITF | 3 | |||
| Kashiwa ITF | 3 | |||
| Monastir 29 ITF | 3 | |||
| Sharm El Sheikh 10 ITF | 3 | |||
| UTR Pro Match Series | 35 | |||
| UTR Pro Tennis Series | 7 | |||
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