Chung Joon-Yang (born : February 3, 1948) is a South Korean businessman, former POSCO chief executive officer, who presently serves as Chairman of National Academy of Engineering of Korea.

He has contributed to the improvement of the competitiveness of POSCO, leading the development of major technology.

He served as chief of Po-hang Iron and Steel Company's branch in Belgium and later served as vice manager of Iron and Steel Making Plant Group at Gwang-yang steelwork in 2003 and was promoted to the chief of Gwang-yang steelwork in 2004.

When he was chief of Gwangyang steel mill, he succeed in domestically producing advanced automotive steel sheet which became a major profit center for POSCO.

Advanced automotive steel to produce a stable operating state-of-the-art equipment and technology led to the development of a newly equipped Gwangyang steel and automobile production system based on 6.5 million ton per year to build a great performance.