Cameron Diaz and Benji Madden 'couldn't happier' after getting married

Cameron Diaz and Benji Madden 'couldn't be happier' after getting married. Credit: PA Wire

Cameron Diaz has tied the knot.with rock star Benji Madden in an intimate ceremony at their Los Angeles home.

The 42-year-old Hollywood star, who has been something of a flag-bearer for single ladies, married the former Good Charlotte singer after dating for eight months.

"We couldn't be happier to begin our new journey together surrounded by our closest family and friends," the couple told People magazine.

Their representative said the couple married on Monday evening after getting engaged just before Christmas.

Nicole Ritchie is married to Benji Madden's twin brother Joel. Credit: Chase Rollins/AFF/EMPICS Entertainment

Nicole Richie, who is married to Madden's twin brother Joel, played cupid in their romance.

Guests at the ceremony included Gwyneth Paltrow and Reese Witherspoon, while Drew Barrymore was a bridesmaid and Richie's son Sparrow took the role of ring bearer.

"Cameron has found true happiness," a source told the magazine.

Diaz's former flames include Justin Timberlake, Jared Leto and baseball star Alex Rodriguez, while Madden was previously linked to hotel heiress and socialite Paris Hilton.