Michelle is Jewish. She met Robert in 1983 when as a senior at UCLA she worked part-time at FrontRunners athletic shoe store. The couple married in 1987. They have one daughter, Sophia.
Michelle King, with her husband, co-created the short-lived drama series In Justice in 2006. The series aired as a mid-season replacement on ABC. As well as the pilot, King co-wrote the episode "Golden Boy". The series was not renewed after completing a thirteen episode first season.
Michelle King with her husband Robert also created and produce the thriller drama series BrainDead, which aired on CBS on June 13, 2016 - October 17, 2016 before it was cancelled. The couple then returned as Showrunners on The Good Wife spin-off The Good Fight.