The current research addresses Nihilism in the Works of Jackson Pollock, exploring the concept of nihilism in philosophical thought. The research consists of four chapters. The first chapter focuses on the methodological framework, which includes the research problem formulated in response to the following question: 1. Did nihilism influence Jackson Pollock's works? The first chapter also outlines the research objective: 1. To reveal the reflections of nihilism in Jackson Pollock's paintings. The research scope is limited to studying the concept of nihilism in Pollock's paintings and analyzing visual samples of his artworks, which appeared in the United States and Europe, using the descriptive-analytical method. The second chapter presents the theoretical framework, divided into two sections. The first section discusses nihilism philosophically, while the second section addresses nihilism in postmodern art. The second chapter concludes with theoretical framework indicators. The third chapter includes the research procedures, covering the research population, sample, and research tool, followed by the analysis of three selected artworks. The fourth chapter presents the research results and conclusions, along with recommendations and suggestions. The research concludes with references and appendices.