Amy Poehler, 40, and husband Will Arnett, 42, are splitting up after being married for nine years, Us Weekly reports.
"It's very amicable," a source says. The couple's rep confirms the separation to Us.
The pair have two sons together ages 2 and 3 and were married on August 29, 2003.
The Parks and Recreation star has appeared onscreen with Will in a number of projects including Arrested Development, Blades of Glory, Horton Hears a Who!, On Broadway, Spring Breakdown and Monsters vs. Aliens.
The Saturday Night Live alum is nominated for two Emmys this year: Outstanding Lead Actress in a Comedy Series and Outstanding Writing for a Comedy Series, both for Parks and Recreation. Will is also nominated for Outstanding Guest Actor in a Comedy Series for his role as Devon Banks on the hit comedy 30 Rock.