Tammy Thomas

Tammy Thomas (born 1970 or 1971) is a former American sprint track cyclist, who won a silver medal at the 2001 UCI Track Cycling World Championships in the individual sprint event.

Thomas was caught up in the 2002 BALCO scandal, and tested positive for THG, exhibiting severe symptoms of virilization consistent with serious anabolic steroid abuse. She was banned for life from cycling and convicted of perjury in 2008, for lying to the Grand Jury investigation into BALCO.