Tammy Cantoni (born 25 August 1972) is an Australian semi-professional pool and snooker player. She won the National championships in women's divisions in snooker (2004) and nine-ball (8 times from 1995 to 2009). She was the runner-up in the 2009 open (mixed-gender) division of the Australian Nine-ball Championship and in 2010 was listed 56th in the World Pool Billiard Association women rankings.