Katherine Mallen Kupferer
- Known for
- Acting
- Born
- November 23, 2007, Chicago, Illinois, USA
- Movies
- 6
Born to theatrical parents, Katherine Mallen Kupferer made her professional stage debut in Chicago Shakespeare Theater's acclaimed production of Gypsy and her major motion picture debut in Steve McQueen's Widows. Most recently, she can be seen as Gretchen in Lionsgate's long-anticipated film adaptation of Judy Blume's beloved classic Are You There God, It's Me, Margaret.
Upcoming Katherine Mallen Kupferer Movies
Mouse
2026
November 6, 2026
Best-Known Movies
Filmography
| 2026 | Mouse | Minnie Dunn |
| 2025 | They Rescue Horses, Don’t They? | Aubrey |
| 2024 | Ghostlight | Daisy |
| 2023 | Are You There God? It's Me, Margaret. | Gretchen Potter |
| 2018 | Widows | Gun Daughter |
| 2016 | Fools | Vera’s daughter |
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