(이유애린) is a South Korean rapper, singer, and model currently under Gost Agency. She is a former member of the girl group 9MUSES
She debuted as a member of 9MUSES on August 12, 2010 with the group's first single album "Let's Have A Party".
In January 2011, she, alongside Rana and Bini, temporarily left the group in order to focus on solo activities. Euaerin returned to the group that April.
On June 7, 2016, Star Empire Entertainment announced that she, alongside Minha, would be graduating from the group after six years of activities.
2016–present: Modeling career
Following her departure from Star Empire Entertainment and 9MUSES, she signed on with the modeling agency Gost Agency.
On January 10, 2018 , it was reported that Euaerin has been in a relationship with actor Lee Jung Jin since June 2017. Later that day, the reports were confirmed by the actor's agency.
After two years of dating, on April 8, 2019, it was announced that the couple had broken up.