Paula Patton Files for Divorce From Robin Thicke

Jason Merritt/Getty Images

Robin Thicke and Paula Patton attends the 56th GRAMMY Awards at Staples Center on January 26, 2014 in Los Angeles, California.

Paula Patton has filed for divorce from her long-separated husband Robin Thicke, the actress' rep confirms to Billboard

Robin Thicke, Paula Patton List Their Hollywood Hills House for $3 Million

Patton's filing includes joint custody over the couple's 4-year-old son, Julian, TMZ reports. The paperwork cites "irreconcilable differences" as a cause. 

The actress Patton and Thicke were high school sweethearts and married in 2005. They separated earlier this year following rumors of the "Blurred Lines" singer's infidelity. Thicke's album released in June, titled Paula, was dedicated to Patton in the wake of their romantic troubles.