Athena Starwoman (17 July 1945 – 16 December 2004) was the pseudonym of Helen Roussiyan (née Brown) an Australianastrologer, columnist and television commentator.
Born in Melbourne, Victoria, she was credited with making astrology a popular practice and her columns appeared in Vogue, Woman's Day, and numerous other publications.
During her final years, she divided her time between a luxury apartment at Broadbeach on the Gold Coast in Queensland and a US$3,000,000 apartment on the cruise liner The World, which she purchased after selling an apartment in New York's Trump Tower. She died on 16 December 2004 from breast cancer. She was married to human behavioral specialist and chiropractor Dr John Demartini.