Ari AsterΒ (born July 15, 1986) is an American filmmaker. After garnering initial recognition for the short filmΒ The Strange Thing About the JohnsonsΒ (2011), he became best known for writing and directingΒ HereditaryΒ (2018),Β MidsommarΒ (2019), andΒ Beau Is AfraidΒ (2023), all of which were released byΒ A24. His films have been noted for their unsettling combination ofΒ horror,Β dark comedy, and depictions ofΒ graphic violence. He co-founded the production company Square Peg with Danish producerΒ Lars Knudsen in 2018, which has produced films including Dream Scenario (2023), Bugonia (2025), and other auteur-driven films. In 2025, his fourth feature film Eddington released by A24.