Sihyeon

Sihyeon is the member most often read as the center of EVERGLOW's identity. Born Kim Si-hyeon (김시현) on August 5, 1999, she spent years sharpening her stage instincts through the Produce 101 and Produce 48 system before debuting with EVERGLOW in March 2019. That route mattered. By the time the group arrived, she already carried the calm on-camera control and vocal presence that helped anchor its harder-edged performance style.

Her leadership role became official in May 2021, and the timing was important. EVERGLOW was entering a period where precision mattered as much as impact, and Sihyeon became the member most responsible for keeping the group's vocal line, public messaging, and stage identity coherent. Fans often talk about her visuals first, but the bigger reason she matters is structure. She is the stabilizer inside a group built on force.

That role carried into the quartet era. After contracts with Yuehua ended, Sihyeon regrouped with E:U, Onda, and Aisha under Chxxta Company, giving EVERGLOW a second chapter with a clearer artist-managed identity. The 2026 CODE cycle and RE:CODE world tour turned that restart into something concrete rather than sentimental.