What is Yoon Jong-hwan?
{{Infobox football biography | name = Yoon Jong-Hwan<br/><small>윤정환</small> | image = [[File:윤정환.png|200px]] | fullname = Yoon Jong-Hwan | birth_date = {{birth date and age|1973|2|16|df=yes}} | birth_place = [[Gwangju]], [[South Korea]] | height = {{height|m=1.73}} | position = [[Midfielder]] (retired) | currentclub = | youthyears1 = 1991–1994 | youthclubs1 = [[Dong-A University]] | years1 = 1995–1999 | clubs1 = [[Jeju United FC|Yukong Elephants / Bucheon SK]] | caps1 = 68 | goals1 = 8 | years2 = 2000–2002 | clubs2 = [[Cerezo Osaka]] | caps2 = 81 | goals2 = 9 | years3 = 2003 | clubs3 = [[Seongnam FC|Seongnam Ilhwa Chunma]] | caps3 = 30 | goals3 = 1 | years4 = 2004–2005 | clubs4 = [[Jeonbuk Hyundai Motors]] | caps4 = 42 | goals4 = 3 | years5 = 2006–2007 | clubs5 = [[Sagan Tosu]] | caps5 = 67 | goals5 = 3 | totalcaps = 288 | totalgoals = 24 | nationalyears1 = 1994–1996 | nationalyears2 = 1994–2002 | nationalteam1 = [[South Korea national under-23 football team|South Korea U-23]] | nationalteam2 = [[South Korea national football team|South Korea]] | nationalcaps1 = 29 | nationalgoals1 = 6 | nationalcaps2 = 40 | nationalgoals2 = 3 | manageryears1 = 2008 | managerclubs1 = [[Sagan Tosu]] (youth) | manageryears2 = 2009–2010 | managerclubs2 = [[Sagan Tosu]] (assistant) | manageryears3 = 2011–2014 | managerclubs3 = [[Sagan Tosu]] | manageryears4 = 2015–2016 | managerclubs4 = [[Ulsan Hyundai FC|Ulsan Hyundai]] | manageryears5 = 2017–2018 | managerclubs5 = [[Cerezo Osaka]] | manageryears6 = 2019 | managerclubs6 = [[Muangthong United F.C.|Muangthong United]] | manageryears7 = 2020– | managerclubs7 = [[JEF United Chiba]] | pcupdate = 26 July 2008 | ntupdate = 26 July 2008 }} {{Korean name|Yoon}} '''Yoon Jong-Hwan''' (윤정환 尹晶煥, born February 16, 1973) is a [[South Korea]]n professional [[Sportsperson|athlete]]. He is best known as a [[Association football|football]] player.<ref>FIFA.com, [https://www.fifa.com/worldfootball/statisticsandrecords/players/player=166159/index.html YOON Jong Hwan] {{Webarchive|url=https://web.archi