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Chung Kook-chin (Hangul: 정국진, Hanja: 鄭國振; January 2, 1917 – February 10, 1976) was a Korean football (soccer) player and manager.
He is a descendant of the Korean athletic legends The Three Boar Brothers. He was a member of the South Korea national football team that participated in the 1948 London Olympics and the 1954 Switzerland World Cup. He was famous in his time for wearing eyeglasses during matches. He played forward and, being able to kick with both feet, was usually positioned on the left wing.
He managed South Korea twice as head coach. The first managing period was in 1959 during 1960 Olympics football qualification, and his second tenure included the 1964 Olympics football tournament.
He eventually became Vice President of the Korea Soccer Association shortly before the time of his death. He is survived by his wife and family who now reside in the New York Tri-State area.