Wonwoo says people tell him he looks sexy when he’s tired. When he’s tired, he stares blankly and people tell him he looks really handsome.
According to Wonwoo, he is an introvert. He prefers to stay at home to read books or play games.
Wonwoo considers himself as the knowledgeable one in Seventeen.
Wonwoo ranks himself 3rd or 4th most handsome in the group. He says S.Coups is the most handsome to him because he’s very manly and has good leadership. He looks up to him because of that.
Wonwoo started off as a singer but people told him he had a good voice for rapping. Since then, he looked into the Hip Hop scene and got noticed as a rapper and became apart of the Hip Hop team.
Wonwoo writes his own lyrics depending on his feelings or what's going on with the society.
Wonwoo directed the music video for Seventeen's song "Holiday"
Wonwoo has a little brother named Jeon Bohyuk.
Wonwoo's role models are Lupe Fiasco and Tablo. He enjoys writing lyrics so he gets ideas from them.