As quantum computing advances, the potential threat to data privacy intensifies, necessitating a proactive approach to strengthen international data protection measures. This article explores the current state of data privacy, the impact of quantum computing, and proposes strategies for addressing the challenges and opportunities presented by this evolving technology. Through a comprehensive literature review and expert interviews, we identify key areas for improvement and provide recommendations for policymakers, organizations, and individuals to enhance data privacy in the quantum era. The findings highlight the importance of developing quantum-resistant cryptography, adopting privacy-enhancing technologies, fostering international cooperation, and investing in research and development efforts to ensure the protection of sensitive data in the face of quantum computing.