The Big Fish star was in a relationship with Mary-Louise Parker from 1996-2003.
The actor left her when she was seven months pregnant with their son William Atticus Parker, who was born in 2014.
Crudup reportedly left the actress for Claire Danes, whom he dated for four years.
Last December, Liev had been asked about the breakup on CBS This Morning and pointed out that he and Naomi are 'parents together, so we'll be together for the rest of our lives, no matter what, and we're very close.'As co-host Gayle King replied: 'Yeah, I'm glad to hear that,' Liev had continued: 'Hopefully, that never changes, and I don't think it will.'Liev's been starring on the hit Showtime crime drama Ray Donovan as the title character since 2013, and the fifth season will begin airing this August 6.
Meanwhile, Crudup has his own share of famous relationships.
After Dixon talks to Austin about his weird relationship with Ivy last year, he tells him he has a plan.
He and Austin egged/toilet papered Holly’s sorority’s house.
After the winter break Austin still wants Naomi back she wants to move on. Austin’s been playing country music all the time since Naomi broke up with him and has only come out of his room for cereal.
Dixon says to Adrianna and Navid that he’ll try to handle Austin.Naomi Watts is said to be moving on from Liev Schreiber with co-star Billy Crudup.Naomi, 48, and Billy, 49, who star as husband and wife on the Netflix series Gypsy are 'now dating' in real life, a source confirmed to PEOPLE.She was seen cosying up to Lewis Hamilton in 2015 - and Naomi Campbell was in Bahrain on Sunday for the Grand Prix, to show her support for the Formula 1 legend.The 46-year-old headed to the Sakhir circuit in Manama, where she was pictured wearing a white form-fitting mini dress which was embellished with studs.Dixon then shows him an article that says the house they vandalized the night before burned down.