Chang Gu Yeo

Yeo One

  • Name: Yeo One
  • Native name: 여원
  • Given name: Yeo Chang Gu
  • Also Known as: 여창구, Yeo Chang Goo, Yeo Won
  • Nationality: South Korean
  • Gender: Male
  • Born: March 27, 1996
  • Age: 29
Yeo Chang Gu, known professionally as Yeo One, is a South Korean singer, dancer and member of PENTAGON (펜타곤). He graduated from Baekam High School and later obtained a degree in Performing Arts from Chungbu University.

He participated in Mnet's survival show "Pentagon Maker" and was chosen as one of the original 7 members of the new boy group to be managed by CUBE Entertainment (큐브엔터테인먼트).

He made his debut in October 2016 as PENTAGON's lead vocalist with their self-titled debut EP. He also began modeling with labelmate HyunA and bandmate Hongseok.

In October 2023, the agency announced his contract had ended and was not renewed. He left CUBE but remains part of PENTAGON.

He enlisted for his mandatory military service on May 28, 2024, and is scheduled to be discharged on November 27, 2025.

(Source: kisskh) Edit Biography
Drama
Year Title # Role Rating
2023 Queenmaker
Korean Drama, 2023, 11 eps
Ji Ni (Ep. 5) (Guest Role)
11
Ji Ni (Ep. 5)
Guest Role
8.2
2022 Idol in My Living Room
Korean Drama, 2022, 10 eps
Yeo One (Main Role)
10
Yeo One
Main Role
7.0
2022 If You Wish Upon Me
Korean Drama, 2022, 16 eps
Kwak Hyung Joon (Ep. 4, 6, 9, 16) (Guest Role)
16
Kwak Hyung Joon (Ep. 4, 6, 9, 16)
Guest Role
8.4
2021 Pumpkin Time
Korean Drama, 2021, 10 eps
Han Se Jun (Support Role)
10
Han Se Jun
Support Role
7.6
2021 Somehow Family
Korean Drama, 2021, 12 eps
[Himself / 'Air For You' rookie attendant] (Ep. 1-2) (Guest Role)
12
[Himself / 'Air For You' rookie attendant] (Ep. 1-2)
Guest Role
7.5
2021 Nickname Pine Leaf
Korean Drama, 2021, 3 eps
Yeo Chang Gu (Main Role)
3
Yeo Chang Gu
Main Role
6.7
2019 The Witch Store
Korean Drama, 2019, 12 eps
Sung Woo (Main Role)
12
Sung Woo
Main Role
7.2
2017 Age of Youth Season 2
Korean Drama, 2017, 14 eps
"Tyr" / Sin Chang Gu [Asgard member] (Ep. 4-7, 9, 11, 13-14) (Guest Role)
14
"Tyr" / Sin Chang Gu [Asgard member] (Ep. 4-7, 9, 11, 13-14)
Guest Role
8.3
2016 Spark
Korean Drama, 2016, 12 eps
Ji Sung (Support Role)
12
Ji Sung
Support Role
7.0
Movie
Year Title Role Rating
2022 Pumpkin Time (Movie)
Korean Movie, 2022,
Han Se Jun (Support Role)
Han Se Jun
Support Role
7.6
Special
Year Title # Role Rating
2018 Joseon Beauty Pageant
Korean Special, 2018, 2 eps
Kyu Hun (Main Role)
2
Main Role
7.1
TV Show
Year Title # Role Rating
2024 Build Up: Vocal Boy Group Survivor
Korean TV Show, 2024, 10 eps
[Contestant] (Regular Member)
10
[Contestant]
Regular Member
7.9
2022 2022 KBS Song Festival: Y2K
Korean TV Show, 2022, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.8
2022 Sing Forest Season 2
Korean TV Show, 2022, 4 eps
(Ep. 3-4) (Guest)
4
(Ep. 3-4)
Guest
10.0
2022 Idol Challenge: Another Class Season 2
Korean TV Show, 2022, 26 eps
(Ep. 1-2) (Guest)
26
(Ep. 1-2)
Guest
8.0
2021 Mama the Idol
Korean TV Show, 2021, 8 eps
(Ep. 8) (Guest)
8
(Ep. 8)
Guest
8.0
2021 Pentahouse
Korean TV Show, 2021, 8 eps
(Regular Member)
8
Regular Member
8.5
2021 Adola School Season 2: Homecoming Day
Korean TV Show, 2021, 22 eps
(Ep. 19) (Guest)
22
(Ep. 19)
Guest
8.5
2021 Midnight Idol Season 2
Korean TV Show, 2021, 150 eps
(Ep. 114) (Guest)
150
(Ep. 114)
Guest
8.6
2021 PR Team 22 Season 2
Korean TV Show, 2021, 8 eps
(Ep. 4, 6) (Guest)
8
(Ep. 4, 6)
Guest
0.0
2021 K-Pop Evolution
Korean TV Show, 2021, 7 eps
(Ep. 3) (Guest)
7
(Ep. 3)
Guest
7.8
2021 Update on Your Real Characters' Taste
Korean TV Show, 2021, 18 eps
(Ep. 2) (Guest)
18
(Ep. 2)
Guest
10.0
2021 Fact iN Star Season 2
Korean TV Show, 2021, 36 eps
(Ep. 3-4) (Guest)
36
(Ep. 3-4)
Guest
8.2
2021 Rumor Offisherlock
Korean TV Show, 2021, 18 eps
(Ep. 2) (Guest)
18
(Ep. 2)
Guest
8.2
2021 4 Beats
Korean TV Show, 2021, 14 eps
(Ep. 6) (Guest)
14
(Ep. 6)
Guest
0.0
2021 Gossip Idle
Korean TV Show, 2021, 75 eps
(Ep. 54) (Guest)
75
(Ep. 54)
Guest
8.2
2020 Idol Workshop Pentagon
Korean TV Show, 2020, 5 eps
(Regular Member)
5
Regular Member
8.3
2020 Idol Wonderland
Korean TV Show, 2020, 10 eps
(Ep. 4) (Guest)
10
(Ep. 4)
Guest
8.1
2020 PENTAGON's Jack Pod
Korean TV Show, 2020, 10 eps
(Regular Member)
10
Regular Member
8.6
2020 Idol Human Theater
Korean TV Show, 2020, 104 eps
(Ep. 26) (Guest)
104
(Ep. 26)
Guest
8.3
2020 Idol Picknic: Pentagon
Korean TV Show, 2020, 2 eps
(Regular Member)
2
Regular Member
10.0
2020 Idol League Season 3
Korean TV Show, 2020, 66 eps
(Ep. 2, 23) (Guest)
66
(Ep. 2, 23)
Guest
8.4
2020 Eungsu CINE
Korean TV Show, 2020, 579 eps
(Ep. 113) (Guest)
579
(Ep. 113)
Guest
6.0
2020 Back to the Idol
Korean TV Show, 2020, 8 eps
(Ep. 7) (Guest)
8
(Ep. 7)
Guest
8.0
2020 Idol House
Korean TV Show, 2020, 18 eps
(Ep. 11) (Guest)
18
(Ep. 11)
Guest
8.1
2020 Idol Challenge: Another Class
Korean TV Show, 2020, 9 eps
(Ep. 9) (Guest)
9
(Ep. 9)
Guest
8.0
2020 IDOL VS. IDOL
Japanese TV Show, 2020, 80 eps
(Ep. 5-8, 73-76) (Guest)
80
(Ep. 5-8, 73-76)
Guest
8.1
2020 Favorite Entertainment
Korean TV Show, 2020, 12 eps
[Auditions] (Ep.3) (Guest)
12
[Auditions] (Ep.3)
Guest
8.4
2020 Idol Ability Market
Korean TV Show, 2020, 27 eps
(Ep. 12) (Guest)
27
(Ep. 12)
Guest
8.7
2020 Road to Kingdom
Korean TV Show, 2020, 8 eps
[Contestant] (Regular Member)
8
[Contestant]
Regular Member
8.5
2020 K-Bob Star
Korean TV Show, 2020, 18 eps
(Ep. 13) (Guest)
18
(Ep. 13)
Guest
8.4
2020 Secret Friend of Idols
Korean TV Show, 2020, 38 eps
(Ep. 3) (Guest)
38
(Ep. 3)
Guest
8.2
2020 ‏2020 Idol Star Athletics Championships
Korean TV Show, 2020, 9 eps
(Regular Member)
9
Regular Member
7.9
2019 Transonglation
Korean TV Show, 2019, 67 eps
(Ep. 6, 32) (Guest)
67
(Ep. 6, 32)
Guest
8.2
2019 Two Yoo Project Sugar Man Season 3
Korean TV Show, 2019, 14 eps
(Ep. 1) (Guest)
14
(Ep. 1)
Guest
7.8
2019 2019 Idol Star Athletics Championships Chuseok Special
Korean TV Show, 2019, 6 eps
(Regular Member)
6
Regular Member
7.8
2019 Midnight Idol
Korean TV Show, 2019, 345 eps
(Ep. 280, 324) (Guest)
345
(Ep. 280, 324)
Guest
8.2
2019 Q&A Machine
Korean TV Show, 2019, 34 eps
(Ep. 28) (Guest)
34
(Ep. 28)
Guest
7.6
2019 5 Minutes to Six
Korean TV Show, 2019, 425 eps
(Ep. 292) (Guest)
425
(Ep. 292)
Guest
8.0
2019 Lunch Attack
Korean TV Show, 2019, 890 eps
(Ep. 424, 642) (Guest)
890
(Ep. 424, 642)
Guest
6.0
2019 Idol Dabang
Korean TV Show, 2019, 8 eps
(Ep. 1) (Guest)
8
(Ep. 1)
Guest
8.1
2019 Prison Interview
Korean TV Show, 2019, 22 eps
(Ep. 20) (Guest)
22
(Ep. 20)
Guest
8.4
2019 Telepathy Live
Korean TV Show, 2019, 4 eps
(Ep. 3) (Guest)
4
(Ep. 3)
Guest
8.1
2019 Run.wav
Korean TV Show, 2019, 25 eps
(Ep. 5) (Guest)
25
(Ep. 5)
Guest
8.2
2019 Star Road: Pentagon
Korean TV Show, 2019, 24 eps
(Regular Member)
24
Regular Member
8.0
2018 Mafia Dance
Korean TV Show, 2018, 26 eps
(Ep. 11) (Guest)
26
(Ep. 11)
Guest
8.2
2018 Pentagon - Just Do It Yo!
Korean TV Show, 2018, 24 eps
(Regular Member)
24
Regular Member
8.5
2018 Idol Room
Korean TV Show, 2018, 87 eps
(Ep. 5) (Guest)
87
(Ep. 5)
Guest
7.9
2018 Idol League
Korean TV Show, 2018, 56 eps
(Ep. 5, 36) (Guest)
56
(Ep. 5, 36)
Guest
8.3
2018 K-RUSH Season 3
Korean TV Show, 2018, 33 eps
(Ep. 31) (Guest)
33
(Ep. 31)
Guest
8.3
2016 2016 SBS Gayo Daejeon
Korean TV Show, 2016, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.9
2016 Fact iN Star
Korean TV Show, 2016, 200 eps
(Ep. 72, 124-125) (Guest)
200
(Ep. 72, 124-125)
Guest
8.2
2016 The Immigration
Korean TV Show, 2016, 13 eps
(Guest)
13
Guest
7.9
2016 Pentagon Maker
Korean TV Show, 2016, 12 eps
(Regular Member)
12
Regular Member
7.6
2015 King of Mask Singer
Korean TV Show, 2015, 550 eps
[Contestant] (Ep. 233) (Guest)
550
[Contestant] (Ep. 233)
Guest
8.0
2013 After School Club
Korean TV Show, 2013, 675 eps
(Ep. 234, 243, 271, 311, 380) (Guest)
675
(Ep. 234, 243, 271, 311, 380)
Guest
7.8
2013 Premium MelodiX!
Japanese TV Show, 2013, 500 eps
(Guest)
500
Guest
0.0
2011 Weekly Idol
Korean TV Show, 2011, 715 eps
(Ep. 288, 416, 506) (Guest)
715
(Ep. 288, 416, 506)
Guest
8.1
2011 Immortal Songs: Singing the Legend
Korean TV Show, 2011, 750 eps
(Ep. 372-373, 399, 408, 480) (Guest)
750
(Ep. 372-373, 399, 408, 480)
Guest
8.1
1998 Pops in Seoul
Korean TV Show, 1998, 6000 eps
(Guest)
6000
Guest
7.8
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Yeo One

Chang Gu Yeo
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Details

  • First Name: Chang Gu
  • Family Name: Yeo
  • Native name: 여원
  • Also Known as: 여창구, Yeo Chang Goo, Yeo Won
  • Nationality: South Korean
  • Gender: Male
  • Born: March 27, 1996
  • Age: 29

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