WTA and ATP rankings on - 27.12.2021
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 1167. | 4 |
Brumm Jacob | USA | 20 |
| 1182. | 3 |
Zhu Michael | USA | 20 |
| 1190. | 2 |
Kenyatte Kweisi | USA | 19 |
| 1199. | 3 |
Brown Alexander | USA | 19 |
| 1217. | 3 |
Smith Roy | USA | 18 |
| 1222. | 2 |
Adamson Alec | USA | 18 |
| 1225. | 2 |
Bushamuka William | USA | 18 |
| 1232. | 1 |
Zink Tyler | USA | 17 |
| 1238. | - |
Boyer Toby D. | USA | 17 |
| 1246. | 1 |
Zhang Andrew | USA | 16 |
| 1248. | 1 |
Witten Jesse | USA | 16 |
| 1259. | - |
Dunbar Jacob | USA | 16 |
| 1266. | - |
Mayo Keenan | USA | 16 |
| 1268. | - |
Redlicki Michael | USA | 16 |
| 1278. | 2 |
Allen Jackson | USA | 15 |
| 1278. | 2 |
Dostanic Stefan | USA | 15 |
| 1278. | 2 |
Silagy Maks | USA | 15 |
| 1289. | 2 |
Sculley Sean | USA | 15 |
| 1294. | 2 |
Fawcett Tom | USA | 15 |
| 1295. | 2 |
Smith Tanner K | USA | 15 |
| 1305. | 2 |
Adams Harrison | USA | 15 |
| 1311. | 1 |
Mulye Dhruva | USA | 15 |
| 1336. | 4 |
Ansari Austin | USA | 14 |
| 1361. | 4 |
Kessler Mcclain | USA | 13 |
| 1376. | 1 |
Tracy James | USA | 12 |
| 1379. | 1 |
Thayne Wally | USA | 12 |
| 1381. | 1 |
Cash Robert | USA | 12 |
| 1392. | 1 |
Nava Eduardo | USA | 12 |
| 1393. | 1 |
Bryde Trent | USA | 12 |
| 1408. | 2 |
Vance Jamie | USA | 12 |
| 1420. | 2 |
Gamble Luke Jacob | USA | 12 |
| 1446. | 2 |
Schachter Noah | USA | 11 |
| 1454. | 2 |
Scott Fletcher | USA | 11 |
| 1465. | 2 |
Bernard John | USA | 10 |
| 1467. | 3 |
Smith Keegan | USA | 10 |
| 1468. | 3 |
Kittay Benjamin | USA | 10 |
| 1475. | 3 |
Touliatos Preston | USA | 10 |
| 1490. | 5 |
Brown Preston | USA | 10 |
| 1503. | 116 |
Strode Elijah | USA | 9 |
| 1517. | 2 |
Boyer Tristan | USA | 9 |
| 1519. | 3 |
Markes Colin | USA | 9 |
| 1535. | 3 |
Kingsley Cannon | USA | 9 |
| 1538. | 3 |
Boyer Dusty H. | USA | 9 |
| 1539. | 3 |
Quigley Eric | USA | 8 |
| 1560. | 4 |
Khan Zane | USA | 8 |
| 1578. | 3 |
Shane Ryan | USA | 8 |
| 1581. | 3 |
Reinberg Emil | USA | 8 |
| 1624. | - |
Richmond John Harrison | USA | 7 |
| 1628. | - |
Chiu Jordan | USA | 7 |
| 1632. | - |
Griffith William | USA | 7 |
- Betting ranking
| Cerundolo Juan Manuel | +1472 |
| Obradovic Andrea | +1374 |
| De Stefano Samira | +1224 |
| Guerrieri Andrea | +1211 |
| Mashtakov Mykyta | +1202 |
| Michalik Radovan | -1620 |
| Radivojevic Lola | -1510 |
| Svatikova Laura | -1490 |
| Uchida Kaichi | -1478 |
| Malige Mae | -1404 |
This week's tournaments
| Main tournaments | ||||
| Vienna | 25 | |||
| Basel | 22 | |||
| Almaty | 2 | |||
| Lyon | 2 | |||
| Brussels | 2 | |||
| Ningbo WTA | 2 | |||
| Tokyo | 19 | |||
| Guangzhou | 25 | |||
| Osaka WTA | 1 | |||
| Lower level tournaments | ||||
| Seoul challenger | 30 | |||
| Sioux Falls challenger | 8 | |||
| Brest challenger | 28 | |||
| Lisbon challenger | 1 | |||
| Cali challenger | 2 | |||
| Fort Worth challenger | 1 | |||
| Guangzhou challenger | 1 | |||
| Guayaquil challenger | 8 | |||
| Ningbo challenger | 31 | |||
| Florence challenger | 2 | |||
| UTR Pro Tennis Series 3 | 16 | |||
| UTR Pro Tennis Series 5 | 7 | |||
| UTR Pro Tennis Series 9 | 10 | |||
| Courmayeur WTA | 4 | |||
| Wrexham ITF | 2 | |||
| Saguenay ITF | 1 | |||
| Cherbourg-en-Cotentin ITF | 1 | |||
| Istanbul ITF | 16 | |||
| Bakersfield ITF | 1 | |||
| Kunshan ITF | 16 | |||
| La Marsa ITF | 17 | |||
| Loule ITF | 1 | |||
| Monastir 55 ITF | 1 | |||
| Qian Daohu ITF | 1 | |||
| Santa Margherita Di Pula 15 ITF | 1 | |||
| UTR Pro Tennis Series 5 | 7 | |||
| UTR Pro Tennis Series 9 | 9 | |||
| Bol 15 ITF | 3 | |||
| Essen ITF | 16 | |||
| Joao Pessoa ITF | 1 | |||
| Sharm El Sheikh 18 ITF | 1 | |||
| Singapore ITF | 2 | |||
| UTR Pro Match Series | 19 | |||
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