The actress spoke candidly about her relationship with Brad in an interview last year: 'I wasn't ready, and he was too good for me' In his most high-profile romance, Brad and Jennifer were set up on a blind date by both their agents.
After dating for two years the couple then got engaged and subsequently married in Malibu in 2000.
Sienna Miller, 35, has dismissed claims she is dating Brad Pitt, 53, after reports surfaced claiming they were 'exploring a casual summer romance', in what would have been his first romance since splitting with Angelina Jolie, 42.
Despite the reports, sources tell Mail Online the star is happily dating her Foxcatcher director Bennett Miller, with insiders stating: 'Sienna's finding it all very funny with friends have been texting her about Brienna laughing'.
Keeping coy: Brad's production company worked on the film The Lost City Of Z, on which Sienna starred as lead actress but the duo continued to attend screenings (such as the one pictured in LA) distinctly separately Brad said that the separation had hit him like a 'death' and admitted in May that he had accepted therapy for a drinking problem. I went through two therapists to get the right one.' Last year had been consumed by work on The Lost City Of Z, on which Sienna played leading female Nina Fawcett and Brad's production company Plan B helped out.
He told GQ Style: 'You know, I just started therapy. In April, as the film hit screens and the stars attended the premieres, Sienna lashed out at 'silly' reports that claimed she was spotted flirting with Brad, who was in the midst of divorcing Angelina.
In September of 2004 the couple were experiencing complications, which is when he started filming Mr And Mrs Smith with Angelina Jolie.
In January 2005, they publicly announced their separation while plagued with reports of a romance with Angelina Brad and Angelina first denied they fell in love on the set of Mr And Mrs Smith, but as time went on the pair finally admitted that's where they did start falling for one another.
Brad is now single after he and wife Angelina agreed to settle their divorce in private, in January.
They share six children, Maddox, Pax, Zahara, Shiloh, Knox, and Vivienne from their 11-year relationship but the actress filed for divorce out of the blue in September 2016.
After the romance she said: 'I probably seem like not a particularly nice person, not a girl's girl' Sienna and actor Tom met in 2011 and became engaged the following year - shortly before she gave birth to daughter Marlowe Ottoline Layng Sturridge. Everybody calls the last director you worked with, so it being Bennett Miller was a hugely beneficial thing' The 35-year-old Brit insisted she would not 'dignify it with a response', in an interview with the New York Post just days after Page Six claimed the duo enjoyed a dinner date in Los Angeles.