Lori McCoy-Bell is an American hair stylist. She won a Primetime Emmy Award in the category Outstanding Hairstyling For A Single-Camera Series for her work on the television program Westworld. She also won a British Academy Film Award for the film American Hustle.

McCoy-Bell has been a longtime collaborator with film director David O. Russell. In 2024, she was nominated for an Academy Award in the category Best Makeup and Hairstyling for the film Maestro. Her nomination was shared with Kazu Hiro and Kay Georgiou.