Maria Kirilenko kicks off the year-end Top 20. She returned to the Top 20 after making the Moscow final.
Aravane Rezai won two titles in 2010 - including a Premier title in Madrid - and ended the year No.19.
Maria Sharapova won 33 of 44 matches in the season, picking up two titles and finishing the year No.18.
Ana Ivanovic bottomed out at No.65 in July but won 13 of 15 matches to end the year and finished No.17.
Marion Bartoli reached the quarterfinals or better six times at Premier tournaments and ended at No.16.
Stellar Grand Slam runs in Melbourne and Paris helped Nadia Petrova secure the year-end No.15 ranking.
After spending much of the year in the Top 10, Polish No.1 Agnieszka Radwanska finished the year No.14.
Shahar Peer won 47 matches in 2010 and ended at No.13 - the highest ranking ever for an Israeli woman.
Justine Henin made a scintillating comeback to the WTA in 2010, winning two titles and ending at No.12.
Li Na became China's first ever Top 10 player after the Australian Open and finished the year at No.11.
Victoria Azarenka won two Premier titles at Stanford and Moscow and kicks off the Top 10 at No.10.
Elena Dementieva finished her last season on the WTA before retirement with a No.9 year-end ranking.
Jelena Jankovic won Indian Wells and was strong on clay, all helping her finish at No.8 in the world.
Francesca Schiavone's French Open title and impressive fall form gave her a first Top 10 finish at No.7.
Samantha Stosur reached her first Grand Slam final and beat two No.1s in a breakthrough year, ending No.6.
Venus Williams had a WTA-best 15-match win streak in the spring, peaking at No.2 but finishing at No.5.
Serena Williams spent most of the year at No.1 but missed the second half of the year and ended at No.4.
Kim Clijsters won five WTA titles - including huge ones at Miami, the US Open and Doha - and ended No.3.
Vera Zvonareva was outside the Top 20 going into Wimbledon but a phenomenal second half saw her end No.2.
Six titles and 62 match wins gave the classy Caroline Wozniacki the WTA's coveted year-end No.1 ranking.