Yeo One (Pentagon)
  Yeo One 여원
  Professional Stats

  Stage Name: Yeo One

  Hangul 여원

  Position: Vocal

  Tag Category: Pentagon

  Debut Age: 20

  Agency: Cube Ent.


  Active for 3 years

  Idol Status Active

  Idol Status Original

   Personal Stats
  Birth Name: Yeo Changgu

  Hangul: 여창구


  Age: 24 years old

  Year of the: Rat

  Star Sign: Aries

  Blood Type B

  Gender: Male

  Height: 179 cm or 5'10½"

  Speaks Mandarin


  About Yeo One  여원

Yeo One 여원 is a member of Pentagon.

Yeo One was born Yeo Changgu 여창구 on Wednesday, March 27, 1996. Yeo One and group mate Yanan were both born in the Chinese Year of the Rat. Two other group members have January birthdays near his so Jinho, Hongseok, and Yeo One all share the zodiac star sign Aries. He's 179 cm or 5'10½" tall. Yeo One and Kino are both blood type B. Yeo One and Jinho are both from Daejeon.

Pentagon is a very multilingual group; all ten members can speak a second language in addition to Korean. Yeo One is one of the five members in the group who can speak Mandarin along with Jinho, Hui, Hongseok, and Yanan.

He lists his specialties as singing, acting, and playing guitar. He's a very talkative person. Some of his hobbies are watching movies and dramas, bowling, and swimming.

He's one of Pentagon's main vocals.


As a Cube Entertainment trainee he modeled for CLRIDE.N with HyunA of 4Minute, acted in the web drama “Spark,” appeared in G.NA’s music video and promotional activities for "Secret," and appeared in Beast’s Dongwoon’s music video for "Kimishika."