Ahn Hyo-seop (born April 17, 1995) is a Canadian actor and singer based in South Korea. He debuted as a singer in 2015 with the group One O One, releasing the debut single "Love You". He then gained recognition as an actor for his performances in the second and third seasons of Dr. Romantic (2020–2023), dramas Lovers of the Red Sky (2021) and Business Proposal (2022), as well as voicing the character Jinu in the animated musical film KPop Demon Hunters (2025).