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
| 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 | 12 | |||
| Quebec City challenger | 15 | |||
| Kingston challenger | 15 | |||
| Prague 2 challenger | 13 | |||
| Roehampton challenger | 13 | |||
| Sion challenger | 16 | |||
| UTR Pro Tennis Series | 1 | |||
| UTR Pro Tennis Series 3 | 34 | |||
| UTR Pro Tennis Series 5 | 6 | |||
| UTR Pro Tennis Series 9 | 23 | |||
| 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 | 17 | |||
| UTR Pro Tennis Series 9 | 16 | |||
| Campos Do Jordao ITF | 9 | |||
| Logrono ITF | 17 | |||
| Tianjin 3 ITF | 16 | |||
| Wanfercee-Baulet ITF | 17 | |||
| UTR Pro Match Series | 14 | |||
| UTR Pro Tennis Series | 3 | |||
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