The article discusses the growing importance and potential of hydrogen as a clean energy solution in ASEAN member states. These countries are actively implementing hydrogen strategies to kickstart the development of a hydrogen economy that will play a vital role in their energy transition processes. The Economic Research Institute for ASEAN and East Asia (ERIA) is conducting research to showcase how hydrogen can significantly impact various industry sectors in ASEAN by aiding in decarbonisation efforts. The research findings are crucial for enhancing current hydrogen strategies and fostering sustainable practices in the region. Business opportunities in the hydrogen economy are emerging, indicating a promising shift towards cleaner and more sustainable energy practices in ASEAN countries.