WTA and ATP rankings on - 28.12.1998
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 117. | - |
Grzybowska Magdalena | Poland | 232 |
| 125. | - |
Olsza Aleksandra | Poland | 209 |
| 328. | - |
Bielen-Zarska Anna | Poland | 43 |
| 356. | - |
Straczy Katarzyna | Poland | 36 |
| 361. | - |
Bandurowska Patrycja | Poland | 35 |
| 468. | - |
Teodorowicz Katharzyna | Poland | 19 |
| 514. | - |
Kurowska Agata | Poland | 15 |
| 577. | - |
Rynarzewska Sylvia | Poland | 12 |
| 615. | - |
Sadaj Karolina | Poland | 10 |
| 634. | - |
Marszalek Magdalena | Poland | 9 |
| 677. | - |
Cioroch Agata | Poland | 8 |
| 695. | - |
Abram Agnieszka | Poland | 7 |
|1-50|
- Betting ranking
| Mackinlay James | +1764 |
| Cerundolo Juan Manuel | +1555 |
| Obradovic Andrea | +1274 |
| De Stefano Samira | +1224 |
| Guerrieri Andrea | +1211 |
| Michalik Radovan | -1562 |
| Radivojevic Lola | -1521 |
| Svatikova Laura | -1486 |
| Uchida Kaichi | -1441 |
| Curras Abasolo Tomas | -1415 |
This week's tournaments
| Main tournaments | ||||
| Paris | 36 | |||
| Chennai WTA | 24 | |||
| Hong Kong WTA | 24 | |||
| Lower level tournaments | ||||
| Costa do Sauipe challenger | 23 | |||
| Taipei challenger | 24 | |||
| Bratislava challenger | 24 | |||
| Charlottesville challenger | 23 | |||
| Guayaquil challenger | 1 | |||
| Villa Maria challenger | 24 | |||
| Taranto challenger | 25 | |||
| UTR Pro Tennis Series 3 | 38 | |||
| UTR Pro Tennis Series 5 | 5 | |||
| UTR Pro Tennis Series 9 | 14 | |||
| Cali | 11 | |||
| Luanda | 21 | |||
| Incheon ITF | 8 | |||
| Petange 2 ITF | 5 | |||
| Heraklion 9 ITF | 25 | |||
| Huamantla 6 ITF | 3 | |||
| Hamamatsu ITF | 8 | |||
| Liberec ITF | 8 | |||
| UTR Pro Tennis Series 5 | 8 | |||
| UTR Pro Tennis Series 9 | 7 | |||
| Antalya 32 ITF | 16 | |||
| Maanshan 7 ITF | 16 | |||
| Monastir 57 ITF | 16 | |||
| Neuquén 2 ITF | 8 | |||
| Sharm El Sheikh 20 ITF | 16 | |||
| Szabolcsveresmart ITF | 8 | |||
| UTR Pro Match Series | 35 | |||
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