瑞贝卡·卡特莱特，Rebecca June Hewitt (née Cartwright; born 23 July 1983) is an Australian actress and singer. From 1998 to 2005, Hewitt played Hayley Smith Lawson on the soap opera Home and Away. As Bec Cartwright, Hewitt released an eponymous pop music album in 2002. In 2005, she married professional tennis player Lleyton Hewitt.