| 2009 WNBA season | |
|---|---|
| League | Women's National Basketball Association |
| Sport | Basketball |
| Duration | June 6 – September 13, 2009 |
| Number of games | 34 |
| Number of teams | 13 |
| Total attendance | 1,776,536 |
| Average attendance | 8,039 |
| TV partner(s) | ABC, ESPN, NBA TV |
| 2009 WNBA Draft | |
| Top draft pick |  Angel McCoughtry |
| Picked by | Atlanta Dream |
| Regular season | |
| Season MVP | Diana Taurasi (Phoenix) |
| Playoffs | |
| Eastern champions | Indiana Fever |
| Eastern runners-up | Detroit Shock |
| Western champions | Phoenix Mercury |
| Western runners-up | Los Angeles Sparks |
| Finals | |
| Champions | Phoenix Mercury |
| Runners-up | Indiana Fever |
| Finals MVP | Diana Taurasi |
The 2009 WNBA Season was the 13th season of the Women's National Basketball Association. It is the first WNBA season without a Houston franchise, the Comets having folded in December 2008. The season ended with the Phoenix Mercury winning their second championship in three years.
The regular season began with a televised (ABC) meeting between the defending champion Detroit Shock and the Los Angeles Sparks in Los Angeles on June 6. The Connecticut Sun hosted the 9th Annual All-Star Game which was broadcast live on ABC (HD) on July 25.