The 2011 WNBA season was the 15th season of the Women's National Basketball Association. The regular season began on June 3 with the Los Angeles Sparks hosting the Minnesota Lynx, featuring 2011 WNBA draft top pick Maya Moore, in a game televised on NBA TV. Four games followed the next day, with the marquee matchup, televised on ABC, featuring the defending champion Seattle Storm and the Phoenix Mercury in Seattle.

The Women's National Basketball Association (WNBA) is the premier women's professional basketball league. It is composed of 12 teams, all based in the United States. The league was founded on April 22, 1996, as the women's counterpart to the National Basketball Association (NBA), and league play started in 1997. The regular season is played from May to September, with the All Star game being played midway through the season in July and the WNBA Finals at the end of September until the beginning of October.