Lee Hayun

The structured facts provided for Lee Hayun — membership in ZZBest and a prior association with BB Girls, with no supporting narrative material specific to this artist — offer too little to build a meaningful profile. Every article in the coverage relates to AKMU's Lee Su-hyun, a different artist entirely, and cannot be attributed to Lee Hayun without fabrication.

A responsible profile based solely on what is confirmed:

Lee Hayun is a South Korean singer and stage actor, born 29 August 1994, who performs as a member of ZZBest (지지베스트) and has been associated with the group BB Girls.

No further detail — discography, chart performance, stage roles, or career timeline — is available in the sourced material, and this profile will not speculate beyond what can be verified.