Sophie Simmons net worth: Sophie Simmons is the daughter of Gene Simmons, and has a net worth of $10 million dollars. Sophie Simmons is currently appearing on the A&E reality series, "Gene Simmons: Family Jewels", which is one of the network's most popular shows. Its seventh season aired from May to July 2012. She is the daughter of rocker Gene Simmons, of KISS fame, and his partner, Shannon Tweed. She is a student at Pitzer College, in Claremont, California, where she is earning a degree in Religious Studies. She plans to graduate early in order to follow in her father's footsteps and pursue a career in singing. She recently made headlines, when she auditioned for the second season of "The X Factor" in San Francisco. Her father accompanied her, but there was no word on how she fared in front of the judges. She often performs with her brother, Nick Simmons.