Yoon Bo-mi (born August 13, 1993), better known by the mononym Bomi (보미), is a South Korean singer, songwriter and actress. She is best known as a member of the South Korean girl group Apink.

Yoon Bo-mi was born in Suwon, Gyeonggi, South Korea on August 13, 1993. She has one older sister, Yoon Sun-mi, and a younger brother, Yoon Jong-jin. She was trained in the martial art of Taekwondo from the age of five and is a holder of a third degree black belt. She attended Youngshin Girls High School and later on, Korean Arts High School; from where she graduated in February 2012. While studying, she decided to put off college to concentrate on music.

Yoon, along with fellow members, was formally introduced as a member through the group's reality show, Apink News. Yoon debuted with Apink on Mnet's M! Countdown performing their songs "I Don't Know (몰라요; Mollayo)", and "Wishlist" which were included on their debut EP Seven Springs of Apink.

In 2012, Yoon, along with Apink co-member Chorong had a cameo role in the drama Reply 1997, where she portrayed the teenage version of Moon Jeong-mi, the deceased mother of Yoon Yoon-jae.

Yoon was an MC on the variety show Weekly Idol from 17 July 2013 to 8 July 2015. She also joined the cast of the variety show The Human Condition in 2014 and has appeared in MBC's Real Men female special in early 2015.

In September 2015, she was cast in KBS' 10-episode web drama Love Profiler K as top star Yuna, which aired in November on Naver.

In January 2016, Yoon and fellow member Kim Namjoo became the new MCs of Shikshin Road 2. She then joined the fourth season of We Got Married along with actor Choi Tae-joon who serves as her virtual husband on the show.

In 2017, Yoon was cast in a supporting role in the romantic comedy drama Because This is My First Life.