The Women's Heptathlon at the 2009 World Championships in Athletics was held at the Olympic Stadium on August 16 and August 17. A number of high-profile heptathletes did not feature at the competition, including defending champion Carolina Klüft and 2007 bronze medallist Kelly Sotherton, who were both injured, and Olympic silver medallist Hyleas Fountain, who failed to qualify at the national championships.

Aiga Grabuste is a Latvian track and field athlete competing in heptathlon. She represented her country at the 2008 Beijing Olympics and won bronze medal at the 2012 European Athletics Championships, finishing just 10 points behind fellow Latvian Laura Ikauniece.