Dayeon's specialties are dance (specifically hip-hop dancing) and playing basketball.
Dayeon’s hobbies are freestyle dancing, modern dancing, and listening to music while going on walks.
Under by CNC Entertainment for eight months, Dayeon joined the Produce 48 lineup at the age of 15.
When she was just three years old, Dayeon appeared on the KBS2 K-Drama Famous Princesses.
Dayeon's parents run a sushi restaurant in Seoul.