Polly Gray is a fictional character from the television series Peaky Blinders, which is set in post-World War I Birmingham, England. She serves as the matriarch of the Shelby family and is known for her strong personality and sharp intelligence. As the family’s treasurer, she plays a crucial role in managing their business operations and navigating the challenges they face. Portrayed by actress Helen McCrory, Polly is a complex character who balances her loyalty to her family with her desire for independence. Throughout the series, she demonstrates resilience and resourcefulness, often acting as a mediator in family conflicts and a strategist in their criminal enterprises.