The global water electrolysis market is experiencing substantial growth, with its size projected to increase from USD 7.25 billion in 2025 to around USD 14.40 billion by 2034, at a CAGR of 7.92%. This growth is fueled by the rising adoption of green hydrogen in various sectors worldwide to achieve decarbonization goals. Asia Pacific stands out as a dominant player in the market, especially with China's strong hydrogen demand and government initiatives like the Hydrogen Industry Development Plan. In North America, rapid growth is expected, supported by significant investments in clean hydrogen infrastructure, highlighted by the U.S.'s allocation of funds for green hydrogen initiatives. Europe, on the other hand, is poised to hold a notable revenue share, driven by large-scale funding programs and policy commitments aimed at developing green hydrogen. The region's regulatory frameworks, partnerships between electrolyzer companies and utilities, and inter-governmental cooperation are all contributing to Europe's leadership in hydrogen production through water electrolysis. The market is also witnessing advancements in artificial intelligence, which are simplifying operations, enhancing system performance, and optimizing hydrogen generation. Overall, the global water electrolysis market presents significant opportunities for growth and innovation in the renewable energy sector.