Moon Ji-eun (; born March 1, 1986), better known by the stage name Moon Ji-in, is a South Korean actress. She is best known for her role in the 2016 SBS television series The Doctors.
On February 3, 2012, Moon signed an exclusive contract with Entertainment TONG.
On July 20, 2017, Moon signed with new agency Yuleum Entertainment.
On July 25, 2019, Moon moved to Pan Stars Company, the same agency with Jeon Hye-bin and Pyo Ye-jin.
On May 15, 2020, Moon signed with FNC Entertainment.
In July 2021, Moon signed with IOK Company.
On January 29, 2024, Moon's agency confirmed she would marry comedian and actor Kim Kiri in May. The couple married on May 17, 2024, in Seoul.