Introduction Thermal management is a critical concern in various industries, from electronics and aerospace to automotive and energy. The increasing demand for high-performance devices and systems has accentuated the need for effective heat-dissipation materials. Hexagonal boron nitride (h-BN) has emerged as a promising candidate to address the challenge of thermal management. In this detailed review, we assess whether h-BN is the ideal choice for thermal management applications. Importance of Thermal Management Effective thermal management is essential to ensure the longevity and performance of electronic components and systems. Overheating can lead to device failure, reduced efficiency, and safety concerns. Customers seek materials that can efficiently conduct and dissipate heat in various applications. Hexagonal Boron Nitride (h-BN): An Overview Hexagonal boron nitride is a synthetic, non-metallic material with exceptional thermal properties. It possesses a hexagonal crystal latti