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I.O.IVocalistVisual

Doyeon

도연Kim Do-yeon (김도연)

I.O.I and Weki Meki singer Doyeon has built a parallel acting career across television, cinema and the stage.

Doyeon of I.O.I — official I.O.I: LOOP concept photograph, 2026
Source: I.O.I / Swing Entertainment
Age
26
Dec 4, 1999
Height
173 cm
5′8″
MBTI
ISTP
self-reported
Debut
2016
with I.O.I

At a glance

Profile

Stage name
Doyeon (도연)
Birth name
Kim Do-yeon (김도연)
Position
Vocalist, Visual
Birthday
December 4, 1999 (age 26)
Zodiac sign
Sagittarius
Chinese zodiac
Rabbit
Height
173 cm (5′8″)
Blood type
O
MBTI
ISTP
Nationality
South Korean
Birthplace
Incheon, South Korea
Nicknames
Little Jun Ji-hyun
Joined
May 4, 2016

9 facts

About Doyeon

Doyeon finished eighth on Produce 101 and went on to sing with I.O.I, its Whatta Man unit and Weki Meki. After Weki Meki disbanded in 2024, she renewed her Fantagio contract and continued acting across television, cinema and the stage. Her 2026 work included I.O.I’s reunion and the Cannes premiere of Dora, in which she plays the title character.

  1. 01

    She captained her high school cheerleading team before transferring to the School of Performing Arts Seoul.

  2. 02

    She and Yoojung filmed Dodaeng’s Diary in LA after I.O.I’s original project ended.

  3. 03

    Weki Meki debuted with Weme in August 2017.

  4. 04

    She featured on LONG:D’s All Night in 2017.

  5. 05

    She joined the cross-group project WJMK for Strong in 2018.

  6. 06

    She played younger versions of Jun Ji-hyun and Lee Hanee’s characters in Jirisan and One the Woman.

  7. 07

    She renewed her contract with Fantagio in November 2024.

  8. 08

    She was cast as Anna in the stage production Anna X in 2025.

  9. 09

    Her film Dora premiered at the Cannes Film Festival in 2026.

2 tracks

Solo & unit tracks

Songs on I.O.I releases that feature Doyeon as a solo artist or in a unit.

  1. “I Love You, I Remember You”

    Unit: Nayoung, Chungha, Kyulkyung, Sohye, Yoojung, Doyeon and Jeon Somi · Moon Lovers: Scarlet Heart Ryeo OST Part 3

    OST

  2. “Whatta Man (Good man)”

    Unit: Nayoung, Chungha, Kyulkyung, Sohye, Yoojung, Doyeon and Jeon Somi · Whatta Man (Good Man)

    Single album

10 other members

Also in I.O.I

Full group profile