Kim Do-yeon (김도연) is the Lead Dancer, Lead Vocalist, Visual, and Center of the girl group Weki Meki under Fantagio Entertainment. She was first known for competing in the hit survival show Produce 101 where she qualified and became a member of the project group I.O.I.
She debuted as a member of I.O.I on May 4, 2016 with their first mini album Chrysalis. On January 29, 2017, the group disbanded following the release of their third and final digital single "Downpour".
She debuted as a member of Weki Meki on August 8, 2017 with their first mini album Weme.
In February 2018, Doyeon made her acting debut after getting cast in a drama titled Short in which she played a supporting role.
In August 2023, it was announced that Doyeon was to make her big screen debut in the movie "18 youth", set to release in 2024.