WTA and ATP rankings on - 28.12.1998
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 1. | - |
Morariu Corina | USA | 2862 |
| 2. | - |
Davenport Lindsay | USA | 2830 |
| 5. | - |
Raymond Lisa | USA | 2657 |
| 19. | - |
Williams Serena | USA | 1397 |
| 19. | - |
Williams Venus | USA | 1397 |
| 21. | - |
Po Kimberly | USA | 1383 |
| 22. | - |
Rubin Chanda | USA | 1357 |
| 28. | - |
Arendt Nicole | USA | 1027 |
| 34. | - |
Huber Liezel | USA | 923 |
| 46. | - |
Graham Debbie | USA | 716 |
| 48. | - |
Shaughnessy Meghann | USA | 707 |
| 62. | - |
Schlukebir Katie | USA | 581 |
| 66. | - |
Frazier Amy | USA | 521 |
| 69. | - |
Seles Monica | USA | 507 |
| 77. | - |
Wild Linda | USA | 431 |
| 78. | - |
De Lone Erika | USA | 431 |
| 80. | - |
Fernandez Mary Joe | USA | 426 |
| 101. | - |
McNeil Lori | USA | 294 |
| 102. | - |
Osterloh Lilia | USA | 292 |
| 107. | - |
Snyder Tara | USA | 272 |
| 111. | - |
Capriati Jennifer | USA | 263 |
| 112. | - |
Lee-Waters Lindsay | USA | 262 |
| 126. | - |
Stevenson Alexandra | USA | 208 |
| 131. | - |
Buth Dawn | USA | 203 |
| 141. | - |
Thu Julie | USA | 178 |
| 165. | - |
Fix Wendy | USA | 149 |
| 189. | - |
Cacic Sandra | USA | 119 |
| 190. | - |
Miller Karin | USA | 117 |
| 195. | - |
Reeves Samantha | USA | 115 |
| 197. | - |
Tu Meilen | USA | 114 |
| 205. | - |
Rippner Brie | USA | 105 |
| 214. | - |
Parkinson Holly | USA | 95 |
| 225. | - |
Washington Mashona | USA | 90 |
| 249. | - |
Jensen Rebecca | USA | 73 |
| 250. | - |
Watanabe-Giltz Jolene | USA | 73 |
| 263. | - |
Hopkins Jennifer | USA | 68 |
| 267. | - |
Augustus Amanda | USA | 65 |
| 290. | - |
Singian-Almeda Tracy | USA | 54 |
| 305. | - |
Okada Jean | USA | 50 |
| 308. | - |
Steven Julie | USA | 49 |
| 345. | - |
Trail Jacqueline | USA | 37 |
| 420. | - |
Taylor Sarah | USA | 24 |
| 457. | - |
Hall Jennifer | USA | 20 |
| 466. | - |
Ospina Diana | USA | 19 |
| 467. | - |
Engel Adria | USA | 19 |
| 492. | - |
Mabry Stephanie | USA | 16 |
| 496. | - |
Brandi Kristina | USA | 16 |
| 498. | - |
Dabek Tiffany | USA | 16 |
| 499. | - |
Ionescu Ella | USA | 16 |
| 516. | - |
Garzon-Elkins Martha | USA | 15 |
- Betting ranking
| Panshina Varvara | +2364 |
| Lee Carol Young Suh | +2133 |
| Bublik Alexander | +1644 |
| Vrancken Peeters Anouck | +1444 |
| Sanchez Ana Sofia | +1425 |
| Seyboth Wild Thiago | -1480 |
| Kirchheimer Strong | -1479 |
| Matuszewski Gabriel | -1466 |
| Campana Lee Gerard | -1448 |
| Daniel Taro | -1410 |
This week's tournaments
| Main tournaments | ||||
| Masters Cup ATP | 4 | |||
| Billie Jean King Cup | 3 | |||
| Lower level tournaments | ||||
| Montevideo challenger | 6 | |||
| Brisbane 4 challenger | 3 | |||
| Champaign challenger | 9 | |||
| Drummondville challenger | 9 | |||
| Kobe challenger | 3 | |||
| Lyon 2 challenger | 2 | |||
| UTR Pro Tennis Series 3 | 31 | |||
| UTR Pro Tennis Series 5 | 6 | |||
| UTR Pro Tennis Series 9 | 16 | |||
| Austin ITF | 6 | |||
| Brisbane 5 ITF | 3 | |||
| Chihuahua ITF | 6 | |||
| Funchal ITF | 5 | |||
| Heraklion 10 ITF | 3 | |||
| Orlando 7 ITF | 4 | |||
| UTR Pro Tennis Series 5 | 3 | |||
| UTR Pro Tennis Series 9 | 13 | |||
| Antalya 33 ITF | 3 | |||
| Clemson ITF | 6 | |||
| Criciuma ITF | 4 | |||
| Hua Hin 6 ITF | 3 | |||
| Monastir 7 ITF | 3 | |||
| Nules ITF | 1 | |||
| Phan Thiet ITF | 2 | |||
| Sharm El Sheikh 21 ITF | 3 | |||
| Solarino 7 ITF | 2 | |||
| UTR Pro Match Series | 68 | |||
- Player's profile
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- Interesting matches


