Chung Eui-sun (also spelled Euisun Chung) is a South Korean billionaire business magnate, the Executive Chairman and CEO of Hyundai Motor Group (HMG), one of South Korea's largest and most important chaebols. Born in 1970, he is the only son and heir apparent of the former honorary chairman, Chung Mong-koo, and the grandson of Hyundai Group founder, Chung Ju-yung.

Chung received an elite, American-focused education: he earned a bachelor's degree in Business Administration (BBA) from Korea University in 1993, followed by an MBA from the University of San Francisco School of Business in 1997. This training in global business and management prepared him for the complex task of leading South Korea's largest automotive group through a generational transition.

Euisun Chung's career within the Hyundai Motor Group has been a continuous ascent through executive roles focused on strategy, quality, and design. He served as President of Kia Motors Corporation (2005–2009), where he is credited with pioneering design-oriented management and overseeing the success of models like the Kia Cee'd and Soul.

In 2015, he led the successful launch of the Genesis luxury brand and the high-performance N sub-brand, showcasing the Group's technological competitiveness. The pivotal moment came in October 2020 when he was appointed Executive Chairman and CEO of Hyundai Motor Group, succeeding his father. His current strategy centers on harmonizing talent across the automotive, steel, construction, and finance sectors and leading a massive open innovation strategy to dominate the Electric Vehicle (EV) and mobility solutions market.

Euisun Chung's social impact is massive and structural, tied to Hyundai Motor Group's role as a global industrial leader and massive employer (thousands of jobs globally). His commitment to EVs and hydrogen power is a massive structural contribution to the global clean energy transition.

His leadership emphasizes communication, autonomy, and open innovation for corporate culture. His role as World Archery Asia President reflects the family's long-standing connection to sports and civic engagement.

Euisun Chung maintains the highly professional, modern style of a Korean chaebol chairman. His attire is consistently formal and high-quality, favoring tailored suits. His aesthetic is one of confident, forward-thinking authority, reflecting his focus on design, technology, and electric mobility.

Residing in Seoul, South Korea, his luxury is the profound security and autonomy derived from his multi-billion dollar fortune. His life is dedicated to the stewardship of his family's industrial legacy, ensuring Hyundai Motor Group remains a global leader in the future of transportation.