Diane, portrayed by Jerri Tubbs, is the ex-wife of Jim Hopper and the mother of their late daughter, Sara Hopper. Diane and Jim were together for seven years, but they divorced after the tragic death of their daughter. Following their divorce, Diane moved on and remarried, having another child. Despite the end of their marriage, it's hinted that Hopper has reached out to her in hopes of rekindling their relationship, but Diane has moved on.