| 2007 WTA Tour Championships | |
|---|---|
| Date | 6–11 November |
| Edition | 37th |
| Location | Madrid, Spain |
| Venue | Madrid Arena |
| Champions | |
| Singles | |
 Justine Henin | |
| Doubles | |
 Cara Black /  Liezel Huber | |
The 2007 WTA Tour Championships, officially Sony Ericsson Championships, is the thirty seventh season-ending WTA Tour Championships, the annual tennis tournament for the eight best female tennis players in singles, and four teams in doubles, on the 2007 WTA Tour. It was held from 6 November though 11 November 2007, in Madrid, Spain.
Since 2005, main tournament sponsor is Sony Ericsson; and for the second time, the final event in the Sony Ericsson WTA Tour calendar is held in Spain, on Casa de Campo grounds, in Madrid Arena.
Justine Henin from Belgium won the tournament and the check for $1 million, her second tournament title in a row, defeating Maria Sharapova in three sets. Cara Black and Liezel Huber defeated Ai Sugiyama and Katarina Srebotnik in the final of doubles competition.