Mamie Gummer, Benjamin Walker Mamie Gummer, Benjamin Walker

Mamie Gummer and her husband Benjamin Walker have split, Us Weekly reports.

"It's very amicable," Gummer's rep told the magazine.       

Check out more shocking celeb breakups

Gummer and the Abraham Lincoln: Vampire Hunter star announced their engagement in 2009 and married in July 2011. They met while performing in a 2008 Broadway production of Les Liaisons Dangereuses.Gummer, who recently starred in Emily Owens, MD, is the second-eldest child of Meryl Streep and sculptor Don Gummer.