WTA and ATP rankings on - 28.12.1998
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 470. | - |
Gaidano Maria Jose | Argentina | 19 |
| 90. | - |
Gorrochategui Ines | Argentina | 355 |
| 44. | - |
Labat Florencia | Argentina | 727 |
| 26. | - |
Suarez Paola | Argentina | 1130 |
| 24. | - |
Tarabini Patricia | Argentina | 1201 |
| 212. | - |
Diaz-Oliva Mariana | Argentina | 96 |
| 160. | - |
Landa Ma. Fernanda | Argentina | 153 |
| 462. | - |
Aizenberg Geraldine | Argentina | 20 |
| 31. | - |
Montalvo Laura | Argentina | 974 |
| 367. | - |
Contin Celeste | Argentina | 33 |
| 188. | - |
Ottoboni Romina | Argentina | 120 |
| 248. | - |
Masante Luciana | Argentina | 74 |
| 296. | - |
Racedo Paula | Argentina | 53 |
| 307. | - |
Torti Jorgelina | Argentina | 49 |
| 565. | - |
Damario Sabrina | Argentina | 12 |
| 303. | - |
Arevalo Melisa | Argentina | 51 |
| 342. | - |
Valenti Sabrina | Argentina | 38 |
| 390. | - |
Gussoni Natalia | Argentina | 28 |
| 687. | - |
Basile Florencia | Argentina | 7 |
| 227. | - |
Fernandez Clarisa | Argentina | 88 |
| 553. | - |
Scalise Evelina | Argentina | 13 |
| 293. | - |
Krauth Vanesa | Argentina | 53 |
| 232. | - |
Krauth Erica | Argentina | 85 |
| 531. | - |
Cravero Jorgelina | Argentina | 14 |
| 687. | - |
Alcetegaray Maria Lorena | Argentina | 7 |
| 630. | - |
Salvadores Florencia | Argentina | 9 |
|1-50|
- Betting ranking
| Branstine Carson | +1222 |
| Turker Mert Naci | +1127 |
| Bagnis Facundo | +1005 |
| Trungelliti Marco | +968 |
| Nardi Luca | +915 |
| Krutykh Oleksii | -1078 |
| Bonzi Benjamin | -952 |
| Kolodynska Jana | -872 |
| Added Dan | -835 |
| Lobanov Aleksandr | -822 |
This week's tournaments
| Main tournaments | ||||
| Rome | 35 | |||
| Rome WTA | 25 | |||
| Lower level tournaments | ||||
| Mauthausen challenger | 3 | |||
| Wuxi challenger | 2 | |||
| Francavilla challenger | 3 | |||
| Prague 2 challenger | 3 | |||
| Santos challenger | 3 | |||
| UTR Pro Tennis Series 5 | 2 | |||
| Fukuoka ITF | 1 | |||
| Luan ITF | 1 | |||
| Prague 2 ITF | 3 | |||
| Saint-Gaudens ITF | 3 | |||
| Trnava 6 ITF | 3 | |||
| Zephyrhills ITF | 3 | |||
| Bastad ITF | 1 | |||
| Platja D'Aro ITF | 1 | |||
| Sopo ITF | 2 | |||
| UTR Pro Tennis Series 5 | 9 | |||
| Antalya 18 ITF | 3 | |||
| Bucharest 2 ITF | 3 | |||
| Kursumlijska Banja 4 ITF | 2 | |||
| Monastir 35 ITF | 3 | |||
| Nova Gorica ITF | 2 | |||
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- Head-to-head
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