CLC (Korean: 씨엘씨; RR: Ssi-el-ssi, an initialism for CrystaL Clear) is a South Korean girl group formed by Cube Entertainment. As of 2024, CLC only has member Eunbin active under the label.

Their debut EP First Love was released on March 19, 2015, with five group members: Seunghee, Yujin, Seungyeon, Sorn and Yeeun. The remaining two members, Elkie and Eunbin, were added to the group with the release of their third EP, Refresh, on February 29, 2016, although Eunbin did not participate in official promotions until the release of their fourth EP, Nu.Clear in May 2016.

From 2020 onward, Cube halted CLC promotions and the members have embarked on individual music, acting and modeling careers. On May 20, 2022, after being inactive for over a year and a half, Cube Entertainment announced that their "official activities" had ended, with their CLC U Cube global fansite service discontinued on June 6. In 2023, Sorn revealed that all members had gradually gone their separate ways, however, the group has not disbanded.