Kristen Marie Pfaff was an American musician, best known as the bassist for alternative rock band Hole from 1993 to 1994. Prior to Hole, Pfaff was the bassist and backing vocalist for Minneapolis-based band Janitor Joe. Pfaff returned to Janitor Joe for a short tour in the weeks before her death in June 1994 of a heroin overdose.

The 27 Club is an informal list consisting mostly of popular musicians, artists, actors, and other celebrities who died at age 27. Although the claim of a "statistical spike" for the death of musicians at that age has been refuted by scientific research, it remains a cultural phenomenon, with many celebrities who die at 27 noted for their high-risk lifestyles.