Sihyeon likes to do voice impersonations and funny faces which is why her nickname is "Living Meme."
Sihyeon got the chance to sing solo on the OST of Drama "Fantastic" for a song called "Wonderful Day" pre-debut because of her amazing singing voice.
She likes sour foods
Her favorite colors are black, white, pink & green
Sihyeon admires SNSD's Taeyeon and Day6.
Sihyeon has a birthmark under her right eye, but it's so small that barely anybody notices it and she said in an interview that she finds that funny.
Sihyeon's Official Color is Purple.
Sihyeon appeared in Produce101 Season 1 alongside fellow trainee, Yunji.
Sihyeon participated in YG's "Mix Nine" and placed 29th.