: This systematic review examines the role of stewardship in public sector management and its impact on public trust and service delivery. Stewardship, characterized by responsible and ethical governance, is increasingly recognized as a critical component for enhancing public sector performance. This study synthesizes findings from various reviewed articles, government reports and case studies to assess how stewardship practices influence public perception and service outcomes. The review identifies key stewardship dimensions, including accountability, transparency, and stakeholder engagement, and evaluates their effect on trust-building and the efficiency of service delivery. Results indicate a positive correlation between robust stewardship practices and increased public trust, leading to improved service accessibility, quality, and satisfaction. The study highlights best practices and offers recommendations for policymakers to strengthen governance frameworks, thereby fostering a sustainable trust-based relationship between public institutions and citizens. This research contributes to the broader discourse on public sector reforms and underscores the significance of ethical leadership in achieving societal goals.