Choi Tae-yang (최태양; born July 1, 2001), known professionally as Theo (테오), is a South Korean singer-songwriter under FNC Entertainment. He is a member of the boy group P1Harmony.
Known For: Acting
Birthday: 2001-07-01
Place of Birth: Daejeon, South Korea
Also Known As: Choi Tae-yang, 최태양, 테오, P1Harmony, 피원하모니