WTA and ATP rankings on - 28.12.1998
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 659. | - |
Guardigli Francesca | San Marino | 8 |
| 662. | - |
Buggins Anita | Great Britain | 8 |
| 662. | - |
Luzhanska Tetiana | USA | 8 |
| 662. | - |
Nagy Kyra | Hungary | 8 |
| 665. | - |
Miringoff Betsy | USA | 8 |
| 666. | - |
Mossiakova Svetlana | Russia | 8 |
| 669. | - |
Georgieva Kristina | Bulgaria | 8 |
| 669. | - |
Halastova Petra | Czech Republic | 8 |
| 669. | - |
Huang Susan | Canada | 8 |
| 669. | - |
Karpenschif Berengere | France | 8 |
| 669. | - |
Martin-Ramirez Ana | Spain | 8 |
| 669. | - |
Roussi Evagelia | Greece | 8 |
| 677. | - |
Cioroch Agata | Poland | 8 |
| 677. | - |
Sartini Veronica | Italy | 8 |
| 679. | - |
Hellwig Barbara | Austria | 8 |
| 679. | - |
Nathan Andrea | USA | 8 |
| 679. | - |
Raba Caroline | Germany | 8 |
| 682. | - |
Craybas Jill | USA | 8 |
| 687. | - |
Alcetegaray Maria Lorena | Argentina | 7 |
| 687. | - |
Basile Florencia | Argentina | 7 |
| 687. | - |
Katsumi Shizu | Japan | 7 |
| 691. | - |
Mlakar Maja | Slovenia | 7 |
| 691. | - |
Rosenberger Barbara | Germany | 7 |
| 695. | - |
Abram Agnieszka | Poland | 7 |
| 696. | - |
Sanchez Laetitia | France | 7 |
| 697. | - |
Chi Jane | USA | 7 |
| 697. | - |
Nossenko Irina | Ukraine | 7 |
| 697. | - |
Panova Daria | Russia | 7 |
| 697. | - |
Silaghi Christine | Germany | 7 |
- Betting ranking
| Cerundolo Juan Manuel | +1303 |
| Romano Filippo | +1201 |
| Aguiard Enzo | +1078 |
| Linette Magda | +1036 |
| De Stefano Samira | +913 |
| Otegui Juan Bautista | -1174 |
| Michalik Radovan | -1083 |
| Alexandrova Ekaterina | -1063 |
| Haddad Maia Beatriz | -1019 |
| Bennemann Eva | -1007 |
This week's tournaments
| Main tournaments | ||||
| Halle | 12 | |||
| Queen's Club | 12 | |||
| Berlin | 13 | |||
| Nottingham | 12 | |||
| Billie Jean King Cup | 1 | |||
| Lower level tournaments | ||||
| Nottingham challenger | 9 | |||
| Parma 3 challenger | 13 | |||
| Poznan challenger | 15 | |||
| Dublin challenger | 15 | |||
| Asuncion 2 challenger | 15 | |||
| Royan challenger | 13 | |||
| UTR Pro Tennis Series | 27 | |||
| UTR Pro Tennis Series 3 | 97 | |||
| UTR Pro Tennis Series 5 | 45 | |||
| Brescia | 13 | |||
| Figueira Da Foz | 12 | |||
| Blois ITF | 12 | |||
| Haskovo ITF | 16 | |||
| Bolszewo ITF | 13 | |||
| Klosters ITF | 14 | |||
| Mohammedia ITF | 18 | |||
| San Gregorio 4 ITF | 18 | |||
| Taipei 2 ITF | 18 | |||
| Tauste-Zaragoza ITF | 13 | |||
| Ystad ITF | 18 | |||
| Zhengzhou ITF | 18 | |||
| UTR Pro Tennis Series 5 | 27 | |||
| Bucharest 4 ITF | 19 | |||
| Dinard ITF | 12 | |||
| Irvine ITF | 22 | |||
| Kayseri 5 ITF | 17 | |||
| Kursumlijska Banja 6 ITF | 18 | |||
| Luque ITF | 20 | |||
| Monastir 40 ITF | 11 | |||
| Sapporo ITF | 16 | |||
| UTR Pro Match Series | 143 | |||
| UTR Pro Tennis Series | 30 | |||
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