ILY:1 (Korean: 아일리원) is a South Korean girl group under FC ENM. The group consists of six members: Hana (하나), Ara (아라), Rona (로나), Ririka (리리카), Nayu (나유), and Elva (엘바). They made their debut on April 4, 2022 with the single album "Love in Bloom".

Hana, Ara, Rona and Ririka were contestants on Girls Planet 999. Ririka was also a contestant on Nizi Project.

On July 19, 2022 at 6 PM KST, ILY:1 released their second single album "Que Sera Sera" .

On January 5th, ILY:1 made their second comeback and released their 1st Mini Album "A Dream Of ILY:1"

On June 14, News1 reported that ILY:1 would be having a comeback at the end of July. On June 26, a teaser was posted on the group's SNS revealed their second mini album titled "New Chapter", it was released on July 25, 2023. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.