Leon Zech (; born 5 November 2004) is a Thai actor and model. He is known for portraying Bua in the coming-of-age series GELBOYS (2025), broadcast on One31, and its sequel Gelboys Season 2: Fandom Status (2026). He is also a member of the Thai boy group CIR*CRL. In 2026, he also joined the cast of Unknown Lover of DomundiTV, scheduled to air on iQIYI.
Early life and career
Leon Zech was born on 5 November 2004. He is of Thai and German descent. Before beginning his acting career, he worked as a model and social media content creator.
In 2025, he made his acting debut in GELBOYS, a series produced by LOOKE and broadcast on One31 and iQIYI, portraying Bua, one of the show's main characters.
Later that year, he released his first solo single, "Noid-Ah" (), as part of the official soundtrack for GELBOYS.
Also in 2025, he joined the MCHOICE TRAINEE project, which later evolved into the boy group CIR*CRL.
In 2026, he reprised the role of Bua in Gelboys Season 2.
Filmography
Television series
Year Title Role Notes Network / Platform Ref. 2025 GELBOYS Bua (Buachat Kamolprasit) Main role One31iQIYI 2026 Gelboys Season 2: Fandom Status Bua (Buachat Kamolprasit) Main role One31iQIYI Unknown Lover Supporting role One31iQIYI
Specials
Year Title Role Notes Platform 2025 Charging Gel Bua Main role YouTubeiQIYI 2025 Charging Gel Special Episode Bua Main role YouTubeiQIYI
Television shows
Year Title Role Network / Platform 2026 3Fight3 Basket Boy Season 2 Special appearance One31 2025 Gelty Regular cast member YouTube 2025 Secret Gel Regular cast member YouTube 2025 Gelboys Behind the Scenes Regular cast member YouTube 2025 Gelboys Documentary Regular cast member YouTube 2025 Thailand Music Countdown 2025 Guest appearance MCOT HD 30 2025 TikTok Awards Thailand 2025 Musical performance TikTok Live
Discography
Singles
Year Title Album 2025 Noid-Ah () GELBOYS OST
Events and fan meetings
Year Date Event Venue Notes 2025 23 March GELBOYS would like to watch the final episode with you Lido Connect, Bangkok Special screening event for the season finale 2025 21 June GELBOYS Close Fan Meeting Union Hall, Bangkok First official fan meeting of the main cast 2025 8 November TikTok Awards Thailand 2025 Bangkok Musical performance with the cast of GELBOYS
Recognition
Awards and nominations
Year Award Category Work Result 2025 Mint Awards Breakthrough Cast of the Year GELBOYS
Listicles
+ Editorial recognition Publication List Rank Ref. Queerty As the gay romance BL genre grows, these are the 11 hottest rising stars on the planet right now
References