Penny Christine Werthner-Bales[1] (born July 5, 1951 in Ottawa, Ontario) is a retired female track and field athlete, who represented Canada at the 1976 Summer Olympics in the women's 1.500 metres. She claimed the bronze medal in the women's 800 metres event at the 1971 Pan American Games in Cali, Colombia, followed by a bronze in the 1.500 metres in 1979.