The UTP-APEC Green Hydrogen Seminar was a three-day event aimed at exploring the challenges and opportunities of green hydrogen as a key element in advancing the circular economy. It served as an important platform for knowledge sharing, capacity building, and strategic communication for advocacy in the field of green hydrogen. The seminar highlighted the importance of green hydrogen as a clean, sustainable energy source with multiple benefits. It can provide a clean energy alternative for various applications, contribute to global climate goals by reducing carbon emissions, create new economic opportunities, and enhance energy security by reducing dependence on fossil fuels. UTP-APEC Green Hydrogen Seminar fostered meaningful discussions, knowledge sharing, and collaboration among experts and stakeholders. It laid the foundation for future regional collaborations on green hydrogen, paving the way for a sustainable and low-carbon future.