WTA and ATP rankings on - 28.12.1998
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 8. | - |
Kournikova Anna | Russia | 2468 |
| 16. | - |
Likhovtseva Elena | Russia | 1575 |
| 85. | - |
Koulikovskaya Euguenia | Russia | 389 |
| 164. | - |
Myskina Anastasia | Russia | 150 |
| 170. | - |
Petrova Nadia | Russia | 145 |
| 174. | - |
Jidkova Alina | Russia | 137 |
| 196. | - |
Krasnoroutskaya Lina | Russia | 114 |
| 215. | - |
Sysoeva Ekaterina | Russia | 95 |
| 224. | - |
Goloviznina Maria | Russia | 90 |
| 286. | - |
Kornienko Irina | Russia | 56 |
| 319. | - |
Paniouchkina Ekaterina | Russia | 46 |
| 346. | - |
Panova Tatiana | Russia | 37 |
| 362. | - |
Egorova Natalia | Russia | 35 |
| 397. | - |
Bovina Elena | Russia | 27 |
| 400. | - |
Fattakhetdinova Goulnara | Russia | 27 |
| 584. | - |
Nefedova Anna Eugenia | Russia | 11 |
| 594. | - |
Kozhokhina Ekaterina | Russia | 11 |
| 637. | - |
Boboedova Maria | Russia | 9 |
| 649. | - |
Samoilenko Marina | Russia | 8 |
| 666. | - |
Mossiakova Svetlana | Russia | 8 |
| 697. | - |
Panova Daria | Russia | 7 |
|1-50|
- Betting ranking
| Adkar Vaishnavi | +1238 |
| Baez Sebastian | +880 |
| Jurna Elizabeth | +829 |
| Frey Anna | +816 |
| Mair Laura | +799 |
| Nakanishi Seiya | -756 |
| Mochizuki Shintaro | -738 |
| Fekete Janos | -703 |
| Krall Liam | -676 |
| Alexandrova Ekaterina | -624 |
This week's tournaments
| Main tournaments | ||||
| Miami | 6 | |||
| Miami | 4 | |||
| Lower level tournaments | ||||
| Morelia challenger | 8 | |||
| Neapol challenger | 8 | |||
| Sao Paulo 2 challenger | 10 | |||
| Alicante challenger | 8 | |||
| Bucaramanga challenger | 8 | |||
| Yokkaichi challenger | 8 | |||
| Split challenger | 10 | |||
| UTR Pro Tennis Series 3 | 31 | |||
| UTR Pro Tennis Series 5 | 40 | |||
| Dubrovník | 7 | |||
| Murska Sobota ITF | 10 | |||
| Croissy-Beaubourg ITF | 7 | |||
| Maanshan 4 ITF | 6 | |||
| Junin ITF | 8 | |||
| San Gregorio 2 ITF | 9 | |||
| UTR Pro Tennis Series 5 | 17 | |||
| Monastir 28 ITF | 7 | |||
| Nagpur ITF | 6 | |||
| Santiago 7 ITF | 7 | |||
| Sharm El Sheikh 9 ITF | 6 | |||
| Swan Hill ITF | 8 | |||
| UTR Pro Match Series | 18 | |||
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