---
title: "Sungho (성호) of BOYNEXTDOOR"
url: https://coolkpop.com/idols/boynextdoor-sungho
as_of: 2026-10-30
---

# Sungho (성호) of BOYNEXTDOOR

Joined KOZ among its very first trainees in 2019 and delivers BOYNEXTDOOR’s cleanest high-register live belts.

| Field | Value |
| --- | --- |
| Group | [BOYNEXTDOOR](https://coolkpop.com/artists/boynextdoor) |
| Agency | KOZ Entertainment |
| Birth name | — |
| Born | 2003-09-04 |
| Nationality | South Korean |
| Positions | Vocalist (No Fixed Positions) |
| Height | — |
| Activity status | active |