Williams, 60, met the graphic designer when he was recovering from heart surgery in 2009; she helped nurse him back to health, according to the U.K.’s Guardian.
The couple married at the Meadowood Resort surrounded by friends and family and, per the San Francisco Chronicle, guest included George Lucas and Steven Spielberg. On Saturday, Williams’ daughter Zelda tweeted, “Let the wedding madness begin!”
Williams has three children from his previous marriages: Zachary, 28, Zelda, 22, and Cody, 19. His divorce from second wife Marsha was finalized last year.