In the commentary 'Navigating the Future: The Role of Hydrogen in Southeast Asia's Energy Transition,' Dr. Christopher Len discusses the increasing significance of hydrogen in the region's shift towards cleaner energy sources. Hydrogen is highlighted as a versatile energy carrier that can play a vital role in decarbonizing sectors like transportation, industry, and power generation. Countries in Southeast Asia, recognizing the potential of hydrogen, are actively exploring methods for producing, storing, and utilizing hydrogen to reduce carbon emissions. The article emphasizes the importance of supportive policies and investments to foster the growth of a hydrogen economy in the region. Collaboration between governments, industries, and research institutions is identified as a key factor in overcoming technical and economic barriers to widespread hydrogen adoption. Overall, the sentiment towards hydrogen in the article is positive, portraying it as a crucial element in Southeast Asia's energy transition towards a more sustainable future.