Julia Butters (born 2008 or 2009) is an American actress. She received critical acclaim for her role as Trudi Frazer in Quentin Tarantino's Once Upon a Time in Hollywood and as Reggie Fabelman in Steven Spielberg's The Fabelmans (2022). From 2016 to 2020, she starred as Anna-Kat Otto on ABC's sitcom American Housewife.