Hayden Panettiere is an American actress, singer, and public figure best known for her role as Claire Bennet in the hit television series "Heroes" and as Juliette Barnes in the long-running drama "Nashville." Born on August 21, 1989, in Palisades, New York, Panettiere began her career as a child actress, appearing in numerous television commercials and soap operas before rising to international fame. Beyond her acting career, she is an outspoken advocate for mental health awareness and ocean conservation. Her compelling performances and candid personal advocacy have earned her a dedicated following and a lasting place in popular culture.