Police Lieutenant Tamarine Tanasugarn (Thai: ???????? ??????????, RTGS: Thæmmarin Thans¯uka?cn?, [t???mma?ri?n t?ánásùka?n]; born 24 May 1977) is a Thai professional tennis player.
Born in Los Angeles, United States she turned professional in 1994, and has been in the top 20 in both singles and doubles.
Tanasugarn's highest WTA ranking was No.
19, achieved on 13 May 2002, which is the highest ranking ever achieved for a Thai female player.
She has won four singles and eight doubles titles.
She was briefly a doubles partner with Maria Sharapova, with whom she won two titles in 2003.
Her career-high doubles ranking was No.
15, which she achieved on 13 September 2004.
With Liezel Huber, she reached the 2004 US Open doubles quarterfinals, and at the 2011 Wimbledon Championships, she reached the women's doubles semifinal with Marina Erakovic.
Her biggest success came in 2008, when she reached the singles quarterfinals at Wimbledon.
In her career, Tanasugarn has defeated former and current No.
She has also beaten Australian Open and French Open champion Mary Pierce.
Tanasugarn has been regarded as a grass-court specialist; she won most matches on the surface including two grass-court International titles.
Tanasugarn at some point held the record of the most singles matches won on grass court among WTA active players.
As of 8 July 2013, she was second (with 84 wins) among active players, and 12th on the all-time list.Tanasugarn has also been a regular competitor for the Thailand Fed Cup team, helping the team join the World Group II in 2005 and 2006, after beating Australia and Croatia in their play-off matches.
She received a law degree from Bangkok University in 2000.