Mary Willa "Mamie" Gummer (born August 3, 1983) is an American actress. She starred in the title role of the CW series Emily Owens, M.D. (2012–13), and plays the recurring role of Nancy Crozier on The Good Wife (2010–15). She has also appeared in the films Evening (2007), Side Effects (2013), Cake (2014), and Ricki and the Flash (2015).

Biography

After a year and a half of dating, Gummer became engaged to actor Benjamin Walker in October, 2009. They married in July, 2011 at her parents' home in Connecticut, and resided in Park Slope, Brooklyn, New York City. In March, 2013, it was announced that Gummer and Walker had amicably separated and plan to divorce.

Gummer has been involved with charities such as Women's Refugee Commission and the Nomi Network.

Her father is of Norwegian and English descent. Her mother has German, Swiss-German, English, and Irish ancestry.