There are multiple artists called Lay:
1. Zhang Yixing, also known as Lay (Korean: 레이), is a Chinese singer, composer, dancer and actor. He is a member and one of the main dancers of the South Korean-Chinese boy group EXO and its sub-unit EXO-M since 2012. He debuted as a solo artist in 2015 with "Happy Youth" as part of the Oh My God Soundtrack.
2. Lay is a rapper artist from Osasco, São Paulo, Brazil. She has released her first EP 129129 which has a focus on female empowerment, and the experiences of young women from poorer contexts in her country.
3. Lay is a London based producer who has released the Portrait 01 EP that was co-produced by Floating Points