Hannah Einbinder (born May 21, 1995) is an American actress and stand-up comedian. She is best known for her starring role as struggling comedy writer Ava Daniels in the HBO Max dramedy series Hacks, for which she received a Primetime Emmy Award and a Critics' Choice Television Award, as well as four Golden Globe Award nominations. Einbinder starred alongside Gillian Anderson in Jane Schoenbrun's 2026 film Teenage Sex and Death at Camp Miasma.