Frances Sokolov (20 June 1935 – 19 February 2016), better known by her stage name Vi Subversa, was the lead singer, lyricist and rhythm guitarist of British anarcho-punk band Poison Girls. Subversa was born of Ashkenazi Jewish parents. She spent two years in Israel in the late 1950s working in a ceramic pottery in Beersheba under Nehemia Azaz, before returning to the United Kingdom. She had two children, Pete Fender (born Daniel Sansom, 1964) and Gem Stone (born Gemma Sansom, 1967), who both became members of the punk bands Fatal Microbes and Rubella Ballet.