Rebecca Twigg (born March 26, 1963) is an American former professional cyclist, known for her achievements in track and road cycling. She won six world championships and a silver medal in the women's road race at the 1984 Los Angeles Olympics. Twigg excelled in time trials and individual pursuit, becoming a pioneer for women's cycling in the United States. Her career spanned from the 1980s to the 1990s, inspiring many female athletes.