No — there is no reliable public source currently confirming that Linda Blair is left-handed.
Linda Denise Blair is an American actress who rose to international fame for her role as Regan MacNeil in the 1973 horror film "The Exorcist." Her chilling performance earned her a Golden Globe Award for Best Supporting Actress and an Academy Award nomination.
Following her iconic role, Blair continued to act in a variety of films and television shows throughout the 1970s and 1980s, often appearing in horror or exploitation genres. Notable appearances include "Airport 1975" and "Exorcist II: The Heretic."
Beyond acting, Blair became a prominent advocate for animal rights. She co-founded the Linda Blair WorldHeart Foundation, a non-profit organization dedicated to the rescue and rehabilitation of neglected and abused animals.
She has also been involved in various humanitarian efforts and has spoken out on issues such as child abuse and drug addiction. Blair continues to make appearances at conventions and actively supports her charitable causes.
