Yasir bin Othman Al-Rumayyan (born 1970) is a prominent Saudi Arabian businessman and key figure in the Kingdom's economic transformation. Since 2015, he has served as Governor and CEO of Saudi Arabia's Public Investment Fund (PIF), the sovereign wealth fund managing assets exceeding $700 billion and overseeing major investments and Vision 2030 projects to diversify the economy away from oil dependency. Under the supervision of Crown Prince Mohammed bin Salman, Al-Rumayyan acts as a key economic advisor and implementer of Vision 2030, instrumental in executing ambitious projects including major infrastructure developments and international partnerships, while maintaining influential ties with the Crown Prince that underscore his role in high-level decision-making. In addition to his PIF role, he chairs Saudi Aramco (the world's largest oil company by production) and Ma'aden (Saudi Arabia's leading mining firm), positions that amplify his control over critical economic sectors. As a sports executive, he has spearheaded PIF's acquisitions in global sports, including the 2021 takeover of Newcastle United Football Club, aligning with Saudi Arabia's soft power strategy. He navigates complex geopolitical and financial landscapes to advance national interests.