Inn Sarin Ronnakiat is a Thai actor under GMMTV. He graduated with a bachelor's degree from the Faculty of Architecture at Chulalongkorn University, majoring in Architectural Design (International Program).

He made his acting debut in 2018 with a supporting role in the series "Duang Jai Nai Fai Nhao". Aside his acting career, Inn is the founder of several businesses. He co-owns the bakery 'HOLIDAY PASTRY', the restaurant 'HEY Mookrata', the clothing brand 'HYE EVERYDAY' and the the accessories brand 'hye'.