2001 WTA Tier I Series
| Details | |
|---|---|
| Duration | January 29 – October 21 | 
| Edition | 12th | 
| Tournaments | 9 | 
| Achievements (singles) | |
| Most titles |  Lindsay Davenport Jelena Dokić Serena Williams (2)  | 
| Most finals | Jennifer Capriati (4) | 
← 2000  2002 →   | |
The WTA Tier I events are part of the elite tour for professional women's tennis organised by the WTA called the WTA Tour.