Yu-bi is the daughter of the actorsKyeon Mi-ri and Im Young-gyu. Her parents divorced in 1993. When her mother remarried in 1998 their stepfather, Lee Hong-heon legally adopted her and her sister,Lee Da-in who is also an actress.[2][3] Lee changed her real name, Lee Yu-jin,[4] to Lee So-yul, but she did not change her stage name.[5]
In 2017, Lee starred alongsideChoi Min-ho in the JTBC web dramaSomehow 18.[14] In October 2017, Lee signed with new management agency 935 Entertainment.[15]
Lee in 2018
In 2018, Lee starred in the medical slice-of-life drama,A Poem a Day.[16]
In July 2023, Lee left 935 Entertainment and signed with new agency Ghost Studio.[17]
^Cancels complete broadcast of show due to history distortion and Chinese style props. The show faced a massive amount of criticism leading to sponsorships and advertisements pulling out.
^이유비 졸업사진, "알 수 없는 배신감이..." [Lee Yu-bi's graduation photo, "An inexplicable feeling of betrayal... "] (in Korean). mbiz.heraldcorp.com. November 5, 2012.Archived from the original on October 1, 2023. RetrievedSeptember 19, 2023.
^Lee Ji-hyun (February 8, 2023).이승기, '이다인' 아닌 '♥이라윤'과 결혼? 결혼 앞두고 '개명'한 속사정 [SC이슈] [Lee Seung-gi, married to '♥ Lee Ra-yoon' instead of 'Da-in'? 'Change of name' ahead of marriage [SC issue]] (in Korean).Sports Chosun.Archived from the original on February 8, 2023. RetrievedFebruary 8, 2023.
^Kim, So-yeon (April 3, 2015).이유비 "영화 '스물' 속 내 얼굴, '생얼'이에요"(인터뷰) [Lee Yu-bi: "My face in the movie 'Twenty' is my 'bare face'" (Interview)].Star News Korea (in Korean).
^Cho, Yeon-gyeong (November 11, 2020).[피플IS] 성장한 이유비 '이웃사촌' 깜짝 히든카드 [[People IS] Lee Yu-bi's Surprising Hidden Card in 'Neighborhood Cousin'].Nate (in Korean).
^Jeon Hyung-hwa (November 24, 2021).이유비, 이정섭 감독 멜로영화 '러브 에페어' 주연..뉴욕 올로케이션 [Lee Yoo-bi and Lee Jung-seop to star in the melodrama 'Love Affair'... All Locations in New York] (in Korean).Star News.Archived from the original on November 24, 2021. RetrievedNovember 24, 2021 – viaNaver.
^Jang, Ju-yeon (March 25, 2015).'스물' 이유비, 국민 여동생 자리를 넘보다 ['Twenty' Lee Yu-bi, looking beyond the nation's little sister].News Fim (in Korean).
^Won, Min-soon (May 6, 2013).'구가의서' 이성재, 청소하는 이유비에 시선 고정 '음흉' ['Guga's Book' Lee Sung-jae, fixated on Lee Yu-bi cleaning 'sinister'].Xport News (in Korean).
^Seo Ji-hyun (July 14, 2021).펜트하우스3' 측 "이유비 특별출연, 역할은 방송으로 확인 부탁"(공식) [Penthouse 3' side "Lee Yoo-bi makes a special appearance, please confirm the role through the broadcast" (official)].Newsen (in Korean).Naver.Archived from the original on July 14, 2021. RetrievedJuly 14, 2021.
^Han, Ju-yeon (May 20, 2025).이유비, 김고은과 다시 뭉치나?…'유미의 세포들3' 출연 [Will Lee Yu-bi and Kim Go-eun reunite?… Appearing in 'Yumi's Cells 3'].Sports World (in Korean) – viaNaver.
^Tae Yu-na (September 22, 2022).[공식] 김순옥 신작 '7인의 탈출', 주인공은 엄기준·황정음...7인 완벽 라인업 [[Official] Kim Soon-ok's new work 'The Escape of the Seven', the main characters are Um Ki-joon and Hwang Jung-eum... 7 person complete lineup] (in Korean). Ten Asia.Archived from the original on November 12, 2020. RetrievedSeptember 22, 2022 – viaNaver.
^Son Ye-ji (August 18, 2017).최민호X이유비 '어쩌다 18', 공식 포스터 공개.tenasia.hankyung.com.Archived from the original on September 25, 2023. RetrievedSeptember 25, 2023.
^Gong, Yeong-ju (June 2, 2020).'개훌륭' 이유비 하차 "무조건적인 사랑 주는 반려견...좋은 보호자 돼야" ['Dog Great' Lee Yu-bi leaves "A companion dog that gives unconditional love... Must be a good guardian"].YTN (in Korean).
^Jang Ah-reum (February 11, 2022).[단독] 이유비x이사배, 메이크오버 돕는다...'당신의 펀치라인' 호흡 [[Exclusive] Lee Yu-bi x Lee Sa-bae, help makeover... Breath of 'Your Punchline'] (in Korean). News1.Archived from the original on February 11, 2022. RetrievedFebruary 11, 2022 – viaNaver.
^Lee, Seung-mi (December 8, 2025)."이유비, '2025 서울국제영화대상' MC 발탁" [Lee Yu-bi selected as MC for '2025 Seoul International Film Awards'].Sports Donga (in Korean) – viaNaver.
^Jang, Jin-ri (December 30, 2023).'모범택시2' 이제훈-'악귀' 김태리, 공동 대상 "우열 못 가려"[종합](SBS 연기대상) [Model Taxi 2's" Lee Ji-hoon and "Demon" Kim Tae-ri shared the Grand Prize for "Unequal" [Overall] (SBS Acting Awards)].SpoTV News (in Korean).Archived from the original on December 30, 2023. RetrievedDecember 30, 2023 – viaNaver.