Olivia Wilde Files for Divorce

3/11/2011 3:59 PM PST
Olivia Wilde has filed for divorce ... TMZ has learned.

Wilde filed the papers last week in L.A. County Superior Court -- citing "irreconcilable differences" as the reason for the divorce.

The 27-year-old "House" actress and her husband Tao Ruspoli have been married for eight years. They separated last month.

The couple has no children.