WTA and ATP rankings on - 27.12.2021
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 974. | 1 |
Yeung Pak Long | Hong Kong | 30 |
| 1417. | 2 |
Wong Coleman | Hong Kong | 12 |
| 1431. | 1 |
Wong Hong-kit | Hong Kong | 12 |
| 1916. | 2 |
Yue Ching Ho Sunny | Hong Kong | 4 |
| 1916. | 2 |
Zhang Zheng Qi Jonathan | Hong Kong | 4 |
| 2013. | 8 |
Wong Chun Hun | Hong Kong | 3 |
| 2517. | 8 |
Tang Anthony Jackie | Hong Kong | 1 |
| 2633. | 9 |
Butts Skyler | Hong Kong | 1 |
|1-50|
- Betting ranking
| Cerundolo Juan Manuel | +1636 |
| Obradovic Andrea | +1087 |
| Guerrieri Andrea | +1025 |
| Aguiard Enzo | +1005 |
| Eala Alexandra | +990 |
| Svatikova Laura | -1386 |
| Marcinkevica Diana | -1332 |
| Otegui Juan Bautista | -1287 |
| Bennemann Eva | -1239 |
| Covato Matteo | -1222 |
This week's tournaments
| Main tournaments | ||||
| Cincinnati | 15 | |||
| Cincinnati WTA | 12 | |||
| Lower level tournaments | ||||
| Cancun challenger | 13 | |||
| Quebec City challenger | 15 | |||
| Kingston challenger | 15 | |||
| Prague 2 challenger | 14 | |||
| Roehampton challenger | 13 | |||
| Sion challenger | 16 | |||
| UTR Pro Tennis Series | 1 | |||
| UTR Pro Tennis Series 3 | 57 | |||
| UTR Pro Tennis Series 5 | 14 | |||
| UTR Pro Tennis Series 9 | 24 | |||
| Kursumlijska Banja 15 ITF | 16 | |||
| Prague 4 ITF | 13 | |||
| Bistrita ITF | 21 | |||
| Erwitte ITF | 20 | |||
| Kraków ITF | 12 | |||
| Verbier ITF | 13 | |||
| UTR Pro Tennis Series 5 | 25 | |||
| UTR Pro Tennis Series 9 | 16 | |||
| Campos Do Jordao ITF | 17 | |||
| Logrono ITF | 17 | |||
| Tianjin 3 ITF | 15 | |||
| Wanfercee-Baulet ITF | 17 | |||
| UTR Pro Match Series | 25 | |||
| UTR Pro Tennis Series | 5 | |||
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