Image Credit: Getty Images Hayden Panettiere's relationships have often drawn public attention throughout her years in Hollywood. From dating her Heroes co-star Milo Ventimiglia to her longtime on-and-off romance with boxer Wladimir Klitschko, the actress has had several high-profile relationships over the years. More recently, Hayden opened up about her personal life while promoting her upcoming memoir, This Is Me: A Reckoning, which is set to be released on May 19, 2026.