Dayoung's parents are divorced and she lives with her mother in Jeju, prior to debut. Her parents got divorced because her father has a surmountable amount of debt that her father was trying to evade and ran away to Seoul; letting Dayoung and her mother pay all those debts by themselves
Dayoung is a health enthusiast and does not eat chocolates or drink softdrinks, which the member Luda was actually baffled about. Also, she only eats the breast part of the chicken.
Despite being young Dayoung is nicknamed the “mom” of the dorm.
Dayoung wants to collaborate with Crush one day.
If she could have a superpower, Dayoung wants to control time.
During their Momomo promotions, Dayoung was almost left behind in the crowd while they were on their way to the dorms.
Dayoung is good at cooking.
According to the members, Dayoung is the weirdest member.
She is the best in the group when it comes to dancing in 2x and 3x speed.
Dayoung can play the Tamborine and Triangle.