WTA and ATP rankings on - 28.12.1998
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 244. | - |
Sequera Milagros | Venezuela | 76 |
| 461. | - |
Schaer Stephanie | Venezuela | 20 |
| 597. | - |
Sismondini Ana | Venezuela | 11 |
|1-50|
- Betting ranking
| Lee Carol Young Suh | +1501 |
| Vrancken Peeters Anouck | +1457 |
| Moyano Luciana | +1343 |
| Luciano Lavinia | +1322 |
| Reami Adriana | +1319 |
| Kis Balazs Rafael | -1275 |
| Heinzova Izabela | -972 |
| Yoshikawa Yusuke | -867 |
| Saatela Leevi | -842 |
| Haddad Maia Beatriz | -841 |
This week's tournaments
| Main tournaments | ||||
| Barcelona | 15 | |||
| Munich | 11 | |||
| Stuttgart | 14 | |||
| Rouen WTA | 14 | |||
| Lower level tournaments | ||||
| Busan challenger | 16 | |||
| Oeiras challenger | 22 | |||
| San Luis Potosi chall. | 20 | |||
| Tallahassee chall. | 19 | |||
| Abidjan challenger | 18 | |||
| UTR Pro Tennis Series | 3 | |||
| UTR Pro Tennis Series 3 | 29 | |||
| UTR Pro Tennis Series 5 | 20 | |||
| Oeiras 2 ITF | 21 | |||
| Madrid 19 ITF | 19 | |||
| Calvi ITF | 11 | |||
| Koper ITF | 30 | |||
| Zephyrhills ITF | 21 | |||
| Leme ITF | 22 | |||
| Santa Margherita Di Pula 3 ITF | 12 | |||
| Sharm El Sheikh 12 ITF | 19 | |||
| UTR Pro Tennis Series 5 | 27 | |||
| Antalya 52 ITF | 17 | |||
| Monastir 31 ITF | 16 | |||
| Wuning 2 ITF | 18 | |||
| UTR Pro Match Series | 69 | |||
| UTR Pro Tennis Series | 1 | |||
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