Anna Jennings Welsh, also referred to as Anne Welsh, was born on July 30, 1941, in Las Vegas, Nevada. Anna married Myron Welsh on November 26, 1960, and they had eight children: David, Don, Cami, Darren, Douglas, Anna, Sarah, and Danny.
Welsh attended the University of Nevada, Reno for one year. She received her practical nurse license (LPN).
Welsh was an activist and protestor against nuclear testing at the Nevada Test Site. She was part of the Nevada Desert Experience (NDE) and Pace-e-bene. Welsh worked at Sunrise Hospital in Las Vegas, Nevada as a licensed practical nurse in 1979. She worked as a secretary at St. Viator's Parish's Religious Education office.