YooA Biography: Age, Height, Net Worth, Parents, Group, Discography, Awards, Instagram
Yoo Si-ah, also known as YooA, is a South Korean singer, dancer, actress, and member of the girl group OH MY GIRL.
She serves as the main dancer and lead vocalist while gaining recognition for her solo work and acting projects. Her powerful performances and versatile artistry have established her as a prominent figure in K-pop.
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| Real Name: | Yoo Si-ah |
| Stage Name: | YooA |
| Born: | September 17, 1995 (age 30 years old) |
| Place of Birth: | Seoul, South Korea |
| Nationality: | South Korean |
| Ethnicity: | Korean |
| Height: | 159 cm |
| Religion: | Buddhism |
| Parents: | Mr. Yoo and Mrs. Yoo |
| Siblings: | Yoo Junsun |
| Occupation: | Singer, Dancer, Actress |
| Net Worth: | $3 million USD |
Early Life and Education
Yoo Yeon-joo was born on September 17, 1995, in Seoul, South Korea. She grew up with parents Mr. Yoo and Mrs. Yoo in a supportive family environment.
She has one older brother, Yoo Junsun, a well-known dancer and choreographer at 1MILLION Dance Studio. Her ethnicity is Korean. Her religion is Buddhism. She attended Jangpyung Middle School and later pursued studies at Sejong University while training as an idol.
Career
YooA trained under WM Entertainment and debuted as a member of OH MY GIRL on April 21, 2015. She quickly stood out for her exceptional dancing skills and vocal abilities within the group. In 2020 she launched her solo career with the mini-album Bon Voyage, securing her first music show win.
She followed up with releases such as SELFISH in 2022 and the single album Borderline in 2024. YooA has participated in various projects, including the project group Sunny Girls, and expanded into acting with roles in dramas and the 2025 film Project Y. Her work spans group activities, solo music, OSTs, and television appearances while she continues to evolve as a multifaceted artist under Saram Entertainment.

Awards and Nominations
- The Show first solo win for “Bon Voyage” (2020)
- The Show first solo win for “Selfish” (2022)
- Gaon Chart Music Awards nomination for Artist of the Year – Digital Music
Social Media
- Instagram Handle: @yoo__sha
- YouTube Channel: Official OH MY GIRL
Personal Life
YooA, 30 years old, she’s single. She has acknowledged past relationships in interviews but prefers to keep details confidential. No children are known. She values family time, particularly with her brother and parents, and balances her demanding career with personal growth and self-reflection. His Height is 159 cm.
Net Worth
YooA‘s net worth is estimated at $3 million USD. Income sources include OH MY GIRL group activities, solo music releases, digital sales, endorsements, acting projects, and appearances in variety shows and commercials.
Discography
- Bon Voyage (2020, mini-album)
- SELFISH (2022, mini-album)
- Borderline (2024, single album)
- Project Y (2025, film)
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