Life Meryl Streep will be a grandmother for the first time: Daughter Mamie Gummer is pregnant December 9, 2018December 9, 2018Anika Reed, USA TODAYComments Off on Meryl Streep will be a grandmother for the first time: Daughter Mamie Gummer is pregnant Meryl Streep is going to become a grandmother for the first time. Daughter Mamie Gummer is expecting her first child.
