Jung In-Whan (Hangul: 정인환 born December 15, 1986) is a National South Korean football player who plays for FC Seoul as a center defender. Per his performance, Incheon United could make 'the Best Defense Team' by the record of 40 lost goals in the season 2012, even though the team could just made 'the Second Least Scoring Team' by the record of 46 scores. (He contributed 4 goals!) Now, he is one of the best defender in K-League and could be a leadership material for Korean Soccer. Currently, he is the center defender of South Korea, which made his re-debut game at the friendly match versus Zambia and played also in the Brazil World cup Qualification game versus Iran.
He started his youth career as the football player in Baeam Highschool placed in Yongin city. From the high school time, he selected for the U-20 team and appeared in AFC U-19 Championship in 2004 versus Thailand. He went to Yonsei University and was chosen to South Korea national under-20 football team.