Apart from her onscreen work, Diaz is frequently in news for her personal life. Her relationship with Carlos de La Torre, the video producer ended after five years in 1995.
Then, she dated Matt Dillon during 1996- 1998 before breaking up with him after which she was seen with actor Jared Leto.
She broke this relationship also and began dating singer Justin Timberlake with whom she split in 2007. Recently, she has been involved with Alex Rodrigues.