WTA and ATP rankings on - 28.12.1998
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 51. | - |
Jeyaseelan Sonya | Canada | 671 |
| 103. | - |
Webb Vanessa | Canada | 291 |
| 137. | - |
Kolbovic Renata | Canada | 187 |
| 220. | - |
Drake Maureen | Canada | 91 |
| 273. | - |
Pelletier Marie-Eve | Canada | 62 |
| 431. | - |
Nejedly Jana | Canada | 23 |
| 539. | - |
Soukup Aneta | Canada | 14 |
| 542. | - |
Havlicek Nicole | Canada | 13 |
| 560. | - |
Nejedly Martina | Canada | 13 |
| 669. | - |
Huang Susan | Canada | 8 |
|1-50|
- Betting ranking
| Panshina Varvara | +2452 |
| Lee Carol Young Suh | +1820 |
| Moyano Luciana | +1377 |
| Reami Adriana | +1309 |
| Vrancken Peeters Anouck | +1307 |
| Yoshikawa Yusuke | -1167 |
| Heinzova Izabela | -1122 |
| Kis Balazs Rafael | -1098 |
| Hodkin Sean | -1001 |
| Mannarino Adrian | -903 |
This week's tournaments
| Main tournaments | ||||
| Rome | 30 | |||
| Rome WTA | 32 | |||
| Lower level tournaments | ||||
| Wuxi challenger | 8 | |||
| Francavilla challenger | 11 | |||
| Prague 2 challenger | 9 | |||
| Santos challenger | 14 | |||
| UTR Pro Tennis Series | 15 | |||
| UTR Pro Tennis Series 3 | 66 | |||
| UTR Pro Tennis Series 5 | 55 | |||
| UTR Pro Tennis Series 8 | 8 | |||
| Prague 2 ITF | 12 | |||
| Saint-Gaudens ITF | 12 | |||
| Indian Harbour Beach ITF | 17 | |||
| Lopota 2 ITF | 9 | |||
| Boca Raton 6 ITF | 17 | |||
| Fukuoka ITF | 12 | |||
| Goyang 2 ITF | 12 | |||
| Nottingham 7 ITF | 11 | |||
| Platja D'Aro ITF | 12 | |||
| Santa Margherita Di Pula 6 ITF | 11 | |||
| UTR Pro Tennis Series 5 | 43 | |||
| Bucharest 2 ITF | 12 | |||
| Kalmar ITF | 12 | |||
| Kursumlijska Banja 3 ITF | 12 | |||
| Monastir 34 ITF | 11 | |||
| UTR Pro Match Series | 23 | |||
| UTR Pro Tennis Series | 24 | |||
| UTR Pro Tennis Series 8 | 6 | |||
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