Lee menikahi temanaktris bintang ''[[Smile,Jeon YouHye-jin]]''-nya yang turut juga berperan di dalam serial [[JeonSmile, Hye-jinYou]] pada tanggal 11 Maret 2011.<ref>{{cite web|title=Lee Chun-hee, Jeon Hye-jin to marry|url=http://www.koreatimes.co.kr/www/news/special/2012/03/178_78802.html|publisher=Korea Times|date=29 December 2010}}</ref><ref>{{cite web|title=Lee Chun Hee and Jeon Hye Jin’s Wedding Album|url=http://daheefanel.wordpress.com/2011/03/06/lee-chun-hee-and-jeon-hye-jins-wedding-album/|publisher=Dahee's Plastic Castle|date=6 March 2011}}</ref><ref>{{cite web|title=Lee Chun Hee and Jeon Hye Jin’s Couple Photoshoot|url=http://daheefanel.wordpress.com/2011/03/23/lee-chun-hee-and-jeon-hye-jins-couple-photoshoot/|publisher=Dahee's Plastic Castle|date=23 March 2011}}</ref><ref>{{cite web|title=Today's Photo: March 12, 2011|url=http://english.chosun.com/site/data/html_dir/2011/03/12/2011031200397.html|publisher=Chosun Ilbo|date=12 March 2011}}</ref> Putri mereka lahir pada tanggal 30 Juli 2011.<ref>{{cite web|title=Lee Chun Hee and Jeon Hye Jin Welcome A Baby Girl|url=http://daheefanel.wordpress.com/2011/07/29/lee-chun-hee-and-jeon-hye-jin-welcome-a-baby-girl/|publisher=Dahee's Plastic Castle|date=29 July 2011}}</ref>
