She is best known for starring in the television dramas My Husband Got a Family (2012), Nine (2013), The Gentlemen of Wolgyesu Tailor Shop (2016), and Beautiful Love, Wonderful Life (2019).

[2][3][4] Jo Yoon-hee was born on October 13, 1982[5] in Cheongju, Chungcheongbuk-do, but moved to Seoul when she was 5 years old, where she continues to reside.

[17] She would continue to play supporting roles in numerous television series, such as Love Letter in 2003 and Snow White in 2004.

[21][22] That same year, she secured her first main television role in the MBC drama Spotlight as political reporter Yang Myung-eun, rival to the female protagonist played by Son Ye-jin.

[35] In 2013, Jo starred in the time-travelling romance drama Nine as Joo Min-young alongside Lee Jin-wook.

[37] In May 2013, it was announced that Jo was cast as the female lead in MBC's upcoming weekend drama The Scandal.

[41] That same year, Jo starred in her first historical drama as Kim Ga-hee in The King's Face alongside Seo In-guk and Lee Sung-jae.

[50] In December 2015, it was announced that Jo would star in tvN's upcoming crime drama Pied Piper as Inspector Yeo Myung-ha alongside Shin Ha-kyun and Yoo Jun-sang.

[53] She also ventured into variety show appearances as an MC for the first time through OnStyle's The Bodyguard, co-hosting with actor Lee Dong-wook.

[54][55] Further venturing into different avenues, Jo took on the role of radio DJ for KBS Cool FM's Volume Up.

[57] Later that year, she starred in KBS2's weekend drama The Gentlemen of Wolgyesu Tailor Shop as the female lead alongside Lee Dong-gun.

[60] The show remained first in weekend drama viewership rankings throughout the entirety of its broadcast, with ratings surpassing 30%.

[62] She also appeared on the big screen in the action comedy film Luck Key as paramedic Kang Ri-na alongside Yoo Hae-jin.

The film ranked first at the box office for two weeks in a row and surpassed 4 million cumulative viewers.

[66] On July 16, 2019, Jo made her comeback to the small screen after two years in the KBS2 weekend drama Beautiful Love, Wonderful Life.

The program followed Jo's daily life raising her daughter as a single mother following her divorce from actor Lee Dong-gun.

[81][82][83] On February 28, 2017, it was confirmed that Jo and her The Gentlemen of Wolgyesu Tailor Shop co-star Lee Dong-gun were dating.