Supha Sangaworawong (ศุภ สง่าวรวงศ์; born May 19, 2001), nicknamed Est (เอส), is a Thai national competitive swimmer and actor under GMMTV. He graduated with a bachelor's degree from the Faculty of Communication Arts at Chulalongkorn University. He made his acting debut in 2021 with a supporting role in the series "Love by Chance 2: A Chance to Love" (บังเอิญรัก 2).