WTA Tier I Events

The WTA Tier I tournaments are ten Women's Tennis Association (WTA) tennis tournaments held throughout the year in various locations around the world, chiefly in Europe and North America. Tier I is the upper of 4 tiers that make up the WTA Tour. Two of the ten Tier I tournaments (Indian Wells and Miami) are played simultaneously with the ATP Tour Masters Series tournaments in those cities.

Events

From 2008 season

1989

1992

1995

1998

=2001=

=2004=

=2007=

Singles Titles Matrix

Since 1988:

* "DOH = Doha, IND = Indian Wells, MIA = Miami, CHA = Charleston, BER = Berlin, ROM = Rome, CAN = Canada, TOK = Tokyo, MOS = Moscow, SAN = San Diego, ZUR = Zürich, CHI = Chicago, BOC = Boca Raton, PHI = Philadelphia."

* "Miami before 2000 was held in Key-Biscayne, Charleston before 2001 was held in Hilton Head, Tokyo in 1993 was held in Yokohama; Chicago has been a Tier I only in 1990, Boca Raton in 1991 and 1992, Philadelphia from 1993 to 1995, Zürich from 1993 to 2007 and San Diego from 2004 to 2007."

* "Active players in bold. Most titles per tournament underlined."

Trivia

* Monica Seles holds the record for the most consecutive wins at a Tier One event. From 1995 to 1999, she reached the finals of the Canadian Open, winning on the first four occasions.
*Conchita Martinez won the Italian Open four straight times, from 1993 to 1996, and reached the final in 1997.
* Martina Hingis of Switzerland has won all the different Tier I tournaments except for the San Diego event, which became a Tier I event in 2004, during her three-year withdrawal from the sport which ended in late 2005.