Leave a comment Meryl Streep is, without doubt, one of the best-known actors of all time. But for such a popular celeb, her family life has remained largely out of the spotlight. Streep and her sculptor husband, Don Gummer, married in 1978 after dating for six months and had four children together. Side Note: Meryl Streep has huge "Big Dick Energy". Here's what that means. Post continues below. Video via Mamamia Today, their eldest and only son, Henry, is 41; their first daughter, Mamie, is 37; Grace is 35; and their youngest, Louisa, is 30. Here's everything we know about their creative offspring. Henry Wolfe