Biography: Louisa Jacobson Gummer (born June 12, 1991) is an American actress. The youngest child of actress Meryl Streep, she graduated from the Yale School of Drama with an MFA in acting. She is known for starring in the HBO period drama series The Gilded Age (2022–present). Description above from the Wikipedia article Louisa Jacobson, licensed under CC-BY-SA, full list of contributors on Wikipedia.