Choi in the United States , became the first South Korean man to win a PGA tournament in 2002 .
Most recently , Kim Si - woo won the Wyndham Championship in August , becoming the youngest Korean champion at 21 . '
Choi in the United States , became the first South Korean man to win a PGA tournament in 2002 , and most recently , Kim Si - woo won the Wyndham Championship in August , becoming the youngest Korean champion at 21 . '