"TOgether as one! Hello, I'm Donggeon!
Song Donggeon (송동건) is a South Korean singer and member of the boy group TO1 under WAKEONE. He first appeared in the survival program WORD KLASS where he finished fifth place, allowing him a spot in the group.
Donggeon debuted as a member of TO1 on April 1, 2020 with their first mini album Reason for Being : Benevolence.