WTA and ATP rankings on - 31.12.2018
- Searching
- Ranking - singles
- Ranking - doubles
- Race - singles
| Rank | Move | Player name | Country | Points |
| 641. | 43 |
Song Min-Kyu | South Korea | 1 |
| 532. | 73 |
Hong Seong Chan | South Korea | 8 |
| 456. | 173 |
Son Ji Hoon | South Korea | 17 |
| 366. | 19 |
Nam Ji Sung | South Korea | 51 |
| 274. | 11 |
Chung Yunseong | South Korea | 143 |
| 235. | 15 |
Kwon Soon Woo | South Korea | 206 |
| 218. | 18 |
Lee Duck Hee | South Korea | 229 |
| 25. | - |
Chung Hyeon | South Korea | 1585 |
|1-50|
- Betting ranking
| Branstine Carson | +1222 |
| Bagnis Facundo | +975 |
| Vacherot Valentin | +946 |
| Bouzas Maneiro Jessica | +899 |
| Trungelliti Marco | +882 |
| Krutykh Oleksii | -1062 |
| Bonzi Benjamin | -913 |
| Kolodynska Jana | -822 |
| Guillen Meza Alvaro | -819 |
| Added Dan | -817 |
This week's tournaments
| Main tournaments | ||||
| Madrid | 2 | |||
| Madrid WTA | 2 | |||
| Lower level tournaments | ||||
| Aix en Provence challenger | 4 | |||
| Cagliari challenger | 4 | |||
| Guangzhou challenger | 5 | |||
| Porto Alegre challenger | 3 | |||
| UTR Pro Tennis Series 3 | 5 | |||
| UTR Pro Tennis Series 5 | 2 | |||
| Bonita Springs ITF | 3 | |||
| Gifu ITF | 4 | |||
| Lleida | 3 | |||
| Saint-Malo WTA | 3 | |||
| Wiesbaden ITF | 3 | |||
| Lopota 2 ITF | 1 | |||
| Anapoima ITF | 4 | |||
| Boca Raton 3 ITF | 4 | |||
| Hammamet 7 ITF | 3 | |||
| Nottingham 7 ITF | 3 | |||
| Santa Margherita Di Pula 6 ITF | 5 | |||
| UTR Pro Tennis Series 5 | 4 | |||
| Yecla ITF | 3 | |||
| Antalya 17 ITF | 3 | |||
| Kursumlijska Banja 3 ITF | 4 | |||
| Monastir 34 ITF | 3 | |||
| Osijek ITF | 3 | |||
| Varberg ITF | 3 | |||
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