WTA and ATP rankings on - 27.12.2021
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 1357. | 1 |
Katayama Sho | Japan | 4 |
| 1401. | - |
Inui Yuichiro | Japan | 4 |
| 1441. | 3 |
Tagata Ryohei | Japan | 3 |
| 1453. | 1 |
Mitsui Shunsuke | Japan | 3 |
| 1546. | - |
Hashikawa Yasunori | Japan | 2 |
| 1546. | - |
Ito Yuya | Japan | 2 |
| 1591. | 2 |
Yamao Tamaki | Japan | 2 |
| 1656. | 1 |
Tanaka Yunosuke | Japan | 2 |
| 1707. | 1 |
Takeda Naoki | Japan | 2 |
| 1723. | 3 |
Chikami Shohei | Japan | 2 |
| 1723. | 3 |
Masabayashi Tomohiro | Japan | 2 |
| 1739. | 4 |
Onishi Ken | Japan | 2 |
| 1739. | 4 |
Tagashira Kento | Japan | 2 |
| 1758. | 6 |
Nakamura Ren | Japan | 2 |
| 1767. | 6 |
Kudo Hayato | Japan | 1 |
| 1767. | 6 |
Sueoka Yamato | Japan | 1 |
| 1767. | 6 |
Takeshima Shunrou | Japan | 1 |
| 1767. | 6 |
Tange Shota | Japan | 1 |
| 1876. | - |
Matsuda Ryuki | Japan | 1 |
| 1876. | 9 |
Matsumura Ryotaro | Japan | 1 |
| 1876. | 9 |
Okagaki Kosuke | Japan | 1 |
| 1876. | 9 |
Shiraishi Hikaru | Japan | 1 |
| 1876. | 9 |
Yamada Kento | Japan | 1 |
| 1981. | 7 |
Hiramatsu Shinnosuke | Japan | 1 |
| 1981. | 7 |
Shimizu Kazuki | Japan | 1 |
| 1981. | 7 |
Yoshimura Daiki | Japan | 1 |
| 2062. | 10 |
Wakita Shunsuke | Japan | 1 |
| 2180. | 12 |
Isomura Kokoro | Japan | 1 |
- Betting ranking
| Adkar Vaishnavi | +1130 |
| Gallego Juan Ignacio | +940 |
| De Stefano Samira | +913 |
| Guerrieri Andrea | +852 |
| Frey Anna | +816 |
| Otegui Juan Bautista | -1074 |
| Kuparev Anastasiya | -911 |
| Michalik Radovan | -895 |
| Svatikova Laura | -826 |
| Hoste Ferrer Claudia | -813 |
This week's tournaments
| Main tournaments | ||||
| Rome | 22 | |||
| Rome WTA | 20 | |||
| Lower level tournaments | ||||
| Wuxi challenger | 15 | |||
| Francavilla challenger | 13 | |||
| Santos challenger | 21 | |||
| UTR Pro Tennis Series | 20 | |||
| UTR Pro Tennis Series 3 | 29 | |||
| UTR Pro Tennis Series 5 | 7 | |||
| UTR Pro Tennis Series 9 | 13 | |||
| Istanbul 2 WTA | 15 | |||
| Jiujiang 2 | 13 | |||
| Indian Harbour Beach ITF | 22 | |||
| Saint-Gaudens ITF | 18 | |||
| Lopota 2 ITF | 16 | |||
| Boca Raton 6 ITF | 20 | |||
| Changwon ITF | 19 | |||
| Fukuoka ITF | 18 | |||
| Monastir 34 ITF | 15 | |||
| Nottingham 7 ITF | 14 | |||
| Platja D'Aro ITF | 12 | |||
| Santa Margherita Di Pula 6 ITF | 17 | |||
| Tumkur ITF | 15 | |||
| UTR Pro Tennis Series 5 | 18 | |||
| Belgrade ITF | 8 | |||
| Hurghada 4 ITF | 19 | |||
| Kalmar ITF | 16 | |||
| Mbombela 2 ITF | 15 | |||
| Nakhon Pathom 2 ITF | 16 | |||
| Reichstett ITF | 14 | |||
| UTR Pro Match Series | 24 | |||
| UTR Pro Tennis Series | 17 | |||
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