|Birthdate:||March 11, 1979|
|Birthplace:||Waldorf, Maryland, US|
Benjamin Levi "Benji" Madden (born March 11, 1979) is an American guitarist, vocalist, songwriter, and producer. He is the lead guitarist for the band Good Charlotte, as well as pop rock collaboration The Madden Brothers. He formed both of these acts with his identical twin brother, Joel Madden. Benji is currently a coach on The Voice Australia. He is married to actress Cameron Diaz.