Chaeyeon TripleS

Who is Chaeyeon (tripleS)?

Kim Chaeyeon is a South Korean singer, actress, and television host who serves as the fourth revealed member of tripleS under MODHAUS. She was officially introduced as S4 on June 22, 2022, following the release of her teaser image on June 15 of that year. Born on December 4, 2004, in Mia-dong, Gangbuk-gu, Seoul, South Korea, Chaeyeon brings extensive entertainment industry experience to tripleS, having worked as a child actress since 2008 and previously debuted with two idol groups.

Chaeyeon's entertainment career began at four years old when she appeared in the 2008 film Scandal Makers. She subsequently joined the kids group CutieL as a second-generation member in 2014, performing with them until 2017. Following her departure from CutieL, she debuted with the girl group Busters on November 27, 2017, participating in four releases before leaving in 2020 to focus on acting and broadcasting activities.

Within tripleS, Chaeyeon made her official debut on February 13, 2023, with the group's first mini album ASSEMBLE and the title track "Rising". She is a member of multiple sub-units, including +(KR)ystal Eyes, ACID EYES, EVOLution, Aria, ∞! (Hatchi), and Sun. Her representative color is Atlantis Green.

Kim Chaeyeon tripleS Profile

Birth date and age

Born December 4, 2004, in Mia-dong, Gangbuk-gu, Seoul, South Korea, Chaeyeon is currently 21 years old. Her birthday positions her as S4 within the tripleS numbering system, corresponding to the fourth day of December.

Height and physical attributes

Chaeyeon stands at approximately 170 cm (5'6") to 171 cm tall. Her weight is recorded at 52 kg (114 lbs). She has been recognized for her mature physique since her earlier group activities, which became particularly notable during her appearances at events following her tripleS debut.

Education background

Chaeyeon completed her primary education at Seoul Samgaksan Elementary School and continued at Samgaksan Middle School. She graduated from Seoil Culture Arts High School in January 2023, where she specialized in the Musical Acting Department. Currently, she is enrolled at Dongduk Women's University, pursuing a major in Broadcasting Entertainment within the College of Performing Arts.

Stage name and real name

Her stage name "ChaeYeon" matches her birth name, Kim Chae-yeon (김채연). Following her contract with YK Media Plus, she adopted her real name for promotional purposes, maintaining consistency across her professional activities.

Chaeyeon's Career Journey

Child actress beginnings

Chaeyeon's entertainment career commenced in 2008 when she secured a supporting role in the South Korean film Scandal Makers at four years old. Her pathway into the industry began earlier when a child model street casting agent scouted her during her second grade of elementary school, around seven or eight years old. Initially, her parents expressed doubt about the opportunity but encouraged her to pursue it. After viewing herself on television, she committed to becoming a celebrity, despite originally aspiring to be a daycare teacher or racing player.

CutieL and Busters era

In 2014, Chaeyeon joined the children's group CutieL as a second-generation member. She remained with the group until early 2017 when all second-generation members departed. Following her CutieL exit, she debuted with Busters on November 27, 2017, performing the single album Dream On. The group formed to promote Monstergram's upcoming television series Idol Rangers Power Busters. Chaeyeon left Busters on August 6, 2020, to continue acting and other activities.

Joining tripleS in 2022

Reports surfaced on June 16, 2022, indicating Chaeyeon would re-debut with tripleS. She was officially introduced as the group's fourth member on June 22, 2022.

MC and hosting experience

In 2018, Chaeyeon auditioned for Tok! Tok! Boni Hani and passed both the first and final auditions, becoming the show's official MC. She hosted Cooking Class on SBS in 2017 and Quiz Monster in 2021.

Chaeyeon's tripleS Sub-units and Achievements

+(KR)ystal Eyes

Chaeyeon was announced as a member of +(KR)ystal Eyes on September 25, 2022. The sub-unit debuted on May 4, 2023, with the extended play Aesthetic and lead single "Cherry Talk". The quartet consists of Yoon Seoyeon, Kim Chaeyeon, Lee Jiwoo, and Kim Soomin. Following debut challenges with music show appearances, the sub-unit released "Touch+" on June 21, 2023. The Aesthetic album achieved 54,866 copies in first-week sales.

EVOLution

On April 23, 2023, Chaeyeon was selected as the second member of EVOLution through the Fourth Gravity voting process. The eight-member sub-unit officially debuted on October 11, 2023, with the mini album Mujuk and title track "Invincible".

Aria

Chaeyeon joined Aria, tripleS' seventh sub-unit focusing on ballad music, after being selected through fan voting on November 24, 2023. The five-member vocal unit debuted on January 15, 2024, with the single album Structure of Sadness, featuring lyrics contributed by soloist Heize.

∞! (Hatchi) and Sun

Chaeyeon was placed in the Japanese sub-unit ∞! (Hatchi) on August 27, 2024. The eight-member unit debuted on November 20, 2024, with the single album Untitled. Subsequently, she was selected for the sub-unit Sun on September 8, 2025, debuting on November 24 with "Bubble Gum Girl".

Kim Chaeyeon's Facts

Personality and MBTI

Chaeyeon's personality type is classified as ESFP-A, reflecting her extraverted sensing and feeling preferences. She describes herself as energetic, cheerful, and positive, characteristics that align with her public persona. Despite her outgoing nature, she gets hurt easily, indicating emotional sensitivity. Her sleeping patterns include sleeping with her mouth open and snoring loudly, while she can fall asleep easily in cars. She acknowledges difficulty with concentration.

Nicknames and visual

Chaeyeon has accumulated multiple nicknames throughout her career, including Chaeyommi, Apeach, Tweety, Human Peach, Kimchae, Puppy, Unnie Killer, and Kim Peach. The peach-related nicknames stem from her affinity for the fruit; correspondingly, she stated that if reborn, she would choose to become a peach. Her visual appeal and bright energy have contributed to these endearing monikers among fans and members.

Talents and skills

Beyond her established acting and MC abilities, Chaeyeon demonstrates specific performance talents. According to Yoon Seoyeon, she excels at imitating a puppy and creating helium voices. tripleS members suggest that in an alternate career path, she would succeed as an MC or storyteller. She cites BLACKPINK and TWICE as her role models.

FAQs

What does S4 mean for Chaeyeon? Chaeyeon holds the designation S4, representing the fourth member revealed in tripleS. She was the first member to join the group with a significant pre-existing fanbase due to her activities in CutieL, Busters, and hosting Tok! Tok! Boni Hani.

Which sub-unit is Acid Angel from Asia? Acid Angel from Asia is a sub-unit within tripleS that includes Chaeyeon alongside members Kotone and Xinyu. The unit debuted in 2023 following the group's initial launch.

What is the Mintz ship? Mintz refers to the fan-designated pairing between Chaeyeon and fellow member Jiwoo. The ship name originates from their shared residence in Haus 01's Mint Room, where fans frequently highlight their chemistry during group activities.

What is the 'ara ara' meme associated with Chaeyeon? Chaeyeon gained viral attention among fans for recording a wake-up alarm featuring the phrase "ara ara" in an anime-inspired tone. The playful recording showcased her self-described otaku interests and humorous personality.

What was Chaeyeon's emotional fan meeting moment? During a fan sign event, a supporter who had been unable to attend previous promotions asked how Chaeyeon had been, causing her to break down in tears. She expressed feeling it was greedy to miss fans who supported her earlier career, revealing the emotional significance of reconnecting with longtime supporters.