Theo

Name: Theo
Native name: 최태양
Also Known as: 테오, Cui Taiyang
Nationality: South Korean
Gender: Male
Born: July 1, 2001
Age: 24

Choi Tae Yang, known professionally as Theo, is a South Korean singer, dancer and member of P1HARMONY (피원하모니, often shortened to P1H). He graduated from Hanbat High School, and before debuting, he spent time as a trainee at SM Entertainment.

He made his debut in October 2020 as the group's vocalist with their first mini-album, "Disharmony: Stand Out". They are managed by FNC Entertainment (FNC엔터테인먼트).

(Source: kisskh) Edit Biography

Year	Title	Role	Rating
2020	P1H: The Beginning of a New World Korean Movie, 2020, Theo [Future] (Main Role)	Theo [Future] Main Role	8.2

Year	Title	#	Role	Rating
2025	2025 Idol Star Athletics Championships Korean TV Show, 2025, 3 eps (Regular Member)	3	Regular Member	7.6
2023	2023 Music Bank Global Festival Korean TV Show, 2023, 2 eps [Performer - Part 2] (Regular Member)	2	[Performer - Part 2] Regular Member	8.0
2023	Gag Concert Season 2 Korean TV Show, 2023, 150 eps (Ep. 1090) (Guest)	150	(Ep. 1090) Guest	0.0
2023	Music Bank in Paris Korean TV Show, 2023, 1 eps [Performer] (Regular Member)	1	[Performer] Regular Member	8.4
2022	Idol League Season 4 Korean TV Show, 2022, 10 eps (Ep. 3) (Guest)	10	(Ep. 3) Guest	0.0
2022	Music Universe K-909 Korean TV Show, 2022, 21 eps (Ep. 15) (Guest)	21	(Ep. 15) Guest	7.9
2022	2022 Idol Star Athletics Championships Chuseok Special Korean TV Show, 2022, 3 eps (Regular Member)	3	Regular Member	7.7
2022	Harmony Forest Season 2 Korean TV Show, 2022, 8 eps (Main Host)	8	Main Host	8.6
2022	Jaechan's Dream Korean TV Show, 2022, 193 eps (Ep. 92, 105, 109, 114) (Guest)	193	(Ep. 92, 105, 109, 114) Guest	8.4
2022	Midnight Idol Season 3 Korean TV Show, 2022, 50 eps (Ep. 42) (Guest)	50	(Ep. 42) Guest	7.7
2022	Harmony Forest Korean TV Show, 2022, 8 eps (Main Host)	8	Main Host	8.2
2022	Everyone Sings Well Korean TV Show, 2022, 120 eps (Ep. 53) (Guest)	120	(Ep. 53) Guest	0.0
2022	Lee Mu Jin Service Korean TV Show, 2022, 250 eps (Ep. 206) (Guest)	250	(Ep. 206) Guest	8.3
2021	Saessak Harmony Korean TV Show, 2021, 14 eps (Main Host)	14	Main Host	8.6
2021	Max Chang Min's Free Hug Korean TV Show, 2021, 51 eps (Ep. 36) (Guest)	51	(Ep. 36) Guest	7.8
2021	1theK Hard Training Team: P1Harmony Korean TV Show, 2021, 4 eps (Regular Member)	4	Regular Member	8.6
2021	Secret Friend of Idols Season 2 Korean TV Show, 2021, 19 eps (Ep. 16) (Guest)	19	(Ep. 16) Guest	8.2
2021	Studio Moon Night Korean TV Show, 2021, 156 eps (Ep. 152) (Guest)	156	(Ep. 152) Guest	8.4
2020	Idol League Season 3 Korean TV Show, 2020, 66 eps (Ep. 65) (Guest)	66	(Ep. 65) Guest	8.4
2020	Idol Ability Market Korean TV Show, 2020, 27 eps (Ep. 23) (Guest)	27	(Ep. 23) Guest	8.7
2020	K-Bob Star Korean TV Show, 2020, 18 eps (Ep. 18) (Guest)	18	(Ep. 18) Guest	8.4
2019	Midnight Idol Korean TV Show, 2019, 345 eps (Ep. 296, 334) (Guest)	345	(Ep. 296, 334) Guest	8.2
2011	Weekly Idol Korean TV Show, 2011, 707 eps (Ep. 545, 617, 650, 681, 700) (Guest)	707	(Ep. 545, 617, 650, 681, 700) Guest	8.1

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