Yeo One of PENTAGON: Member and Artist Profile

Yeo Changgu — born March 27, 1996. Current seven-member PENTAGON participant and vocalist, actor and solo artist.

Bottom line

Yeo One (Yeo Changgu) is a current member of PENTAGON, born March 27, 1996, and is best documented as the vocalist, actor and solo artist. PENTAGON debuted under Cube Entertainment on October 10, 2016 after Pentagon Maker. The original ten became nine when E’Dawn left in November 2018. Cube contracts began separating in 2023 without a disbandment announcement. In July 2026, the members confirmed that Yan An and Yuto would follow separate paths and that PENTAGON would move forward as seven: Jinho, Hui, Hongseok, Shinwon, Yeo One, Kino and Wooseok. The tenth-anniversary project is coordinated through Kino’s company NAKED.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Quick facts

Stage name: Yeo One. Birth name: Yeo Changgu. Birthday: March 27, 1996. Current group: PENTAGON. Current lineup status: active seven-member participant. Core work: vocalist, actor and solo artist.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Before debut

a self-writing vocalist whose post-Cube catalog continues under the YEO:ON spelling. Pre-debut footage and training explain part of the skill set, but the profile does not treat an edited audition narrative as a permanent personality.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Pentagon Maker and 2016 debut

Yeo One entered the professional group record through Pentagon Maker and the October 10, 2016 debut. The original ten-member catalog remains historically intact even though the current directory now contains seven active group participants.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

The original ten and 2018 change

E’Dawn’s November 2018 departure changed the performing lineup to nine. Yeo One continued through that transition. Crediting older recordings accurately is not nostalgia management; it is basic release metadata.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Performance identity

Yeo One works as the vocalist, actor and solo artist. The evidence lives in phrasing, timing, formation responsibility, writing credits and the way those choices change between “Shine,” “Daisy,” “DO or NOT” and later independent work.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

The self-produced catalog

PENTAGON’s member-written identity gives individual profiles unusual value. Credits can show who built a lyric, melody or arrangement, while performance analysis shows how Yeo One interprets material even when somebody else wrote it.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

The Cube contract transition

The 2023 contract split did not dissolve PENTAGON. Members moved into different management structures and kept discussing group work. Yeo One’s canonical page therefore tracks one career across company boundaries rather than creating a new biography for every agency.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Military-service chronology

Military service staggered PENTAGON’s activity rather than producing one synchronized hiatus. This page dates Yeo One’s service status only where verified and never converts absence from one schedule into a departure claim.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

The seven-member 2026 project

In July 2026, PENTAGON confirmed the continuing seven: Jinho, Hui, Hongseok, Shinwon, Yeo One, Kino and Wooseok. Yan An and Yuto chose separate paths. Yeo One is part of the tenth-anniversary project coordinated through NAKED.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Member and Artist routing

Yeo One has verified original individual music, so this same page serves both member and Artist discovery. Group credits, solo originals and collaborations share one human chronology; a duplicate Artist biography would split images, dates and corrections.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Easy dance relationship

Yeo One links to the PENTAGON hub and the HUI “Easy dance” card without being falsely added as a participant in that solo collaboration.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

International fan guide

Use official group and individual accounts, durable company notices and credited release pages. A legacy Cube upload can still be the official master while a current schedule comes from another agency. Source ownership and current employment are not the same field.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Public-person boundary

The archive analyzes public performance, credited work and verified career decisions. It does not translate friendships, group-chat anecdotes or camera personas into private-character verdicts. Familiarity is not evidence.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

RaeRae take

The strongest thing about Yeo One is not a ranking. It is the way a recognizable choice survives lineup, company and genre changes. PENTAGON’s catalog gives members enough contrast that consistency becomes visible without reducing anybody to one adjective.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

What to watch next

Watch the tenth-anniversary arrangements, new credits, line handoffs and how Yeo One balances group work with an individual career. This canonical file will add exact releases and verified status changes without cloning the person into separate pages.

The career file keeps dates and credits distinct from interpretation. A source establishes what happened; analysis explains why the artistic choice matters.

Easy dance React image card

Easy dance — HUI featuring Kwon Eunbi exact-video React

Official-video tracker

https://www.youtube.com/watch?v=Nu2yQ1zYDYU

Shine — official MV

Exact official upload ID: Nu2yQ1zYDYU. The tracker preserves whether the video belongs to the group, a unit, or one member’s independent catalog.

https://www.youtube.com/watch?v=W7ZIz4w9Edo

Daisy — official MV

Exact official upload ID: W7ZIz4w9Edo. The tracker preserves whether the video belongs to the group, a unit, or one member’s independent catalog.

https://www.youtube.com/watch?v=cU6cnHHX4LM

DO or NOT — official MV

Exact official upload ID: cU6cnHHX4LM. The tracker preserves whether the video belongs to the group, a unit, or one member’s independent catalog.

https://www.youtube.com/watch?v=8WXiFzebIxs

Feelin’ Like — official MV

Exact official upload ID: 8WXiFzebIxs. The tracker preserves whether the video belongs to the group, a unit, or one member’s independent catalog.