This research paper explores the concept of judicial activism and its impact on governance in different countries. Judicial activism refers to the tendency of judges to interpret laws and legal issues in a broad and progressive manner, often going beyond the strict interpretation of the law to address societal issues. This paper examines the historical development of judicial activism, its theoretical underpinnings, and the factors that contribute to its rise in different legal systems. It also analyzes the implications of judicial activism on governance, including its role in shaping public policy, balancing power between branches of government, and promoting social change. The paper concludes with a comparative analysis of judicial activism in select countries, highlighting the varying approaches and outcomes in different legal and political contexts.