Image Credit: Getty Images The sports world is mourning the heartbreaking loss of Dallas Cowboys defensive end Marshawn Kneeland, who died unexpectedly on November 6, 2025, at just 24 years old. Following news of his passing, tributes poured in from teammates, fans, and the Cowboys organization. "Marshawn was a beloved teammate and member of our organization," the team said in a statement. "Our thoughts and prayers regarding Marshawn are with his girlfriend Catalina and his family." Kneeland's agent, Jonathan Perzley, also shared an emotional statement about the young athlete's passing.