On February 2 (KST), his label, FNC Entertainment, officially announced, "It'st true that they've broken up. It happened recently. The two became busy, and naturally drifted apart. They've been focusing on their drama filming and such."
Lee Dong Gun and Jiyeon gained great attention for their dating news back in 2015 as they overcame an age gap of 13 years. After 2 years of dating, the couple is now officially just "sunbae-hoobae".