"We couldn't be happier to begin our new journey together surrounded by our closest family and friends," Diaz and Madden said in a joint statement to People.
According to Us, the private ceremony was held in front of close friends and family, including Reese Witherspoon, Samantha Ronson, and Gwyneth Paltrow.
The wedding's ring bearer was Benji's nephew Sparrow, the son of Benji's twin brother Joel and his wife, Nicole Richie. Richie also served as a bridesmaid.
Congrats to the happy couple!