Supha Sangaworawong (; born 19 May 2001), formerly Ravipon Sangaworawong (), nicknamed Est (), is a Thai actor under GMMTV and was a competitive swimmer, representing the Thai national team. He won a bronze medal at the 31st Southeast Asian Games. He starred in his first lead role as Po, alongside Jakrapatr Kaewpanpong (William) of LYKN, in ' (2024).
Supha, nicknamed Est, was born as Ravipon Sangaworawong on 19 May 2001 in Bangkok, Thailand. He began learning to swim around the age of five. He began competitive swimming at the age of seven and earned a spot on the Thai national team when he was twelve.
He attended Bangkok Christian College. In 2016, Est began attending British International School, Phuket (BISP) on a full scholarship for swimming athletes when he was in Year 10 (Matthayom 4). He shared that he wanted to be in an environment to pursue his dreams, despite barely understanding English at the time and never having travelled to a distant province alone. He shared that he attended the school for two years, during which he made a lot of progress in his swimming career and his English had greatly improved. He competed overseas with the BISP Flying Fish Team. In his second year there, he was unable to swim during the first semester due to a chronic shoulder injury. At the beginning of 2018, he returned to training after making a full recovery.
He went on to graduate from Bangkok Christian College. Est later pursued higher education at Chulalongkorn University, where he earned a degree in Public Relations from the Faculty of Communication Arts.
At the 31st Southeast Asian Games, he helped the Thai national men's swimming team win bronze in the 4x100m freestyle relay.
At the 32nd Southeast Asian Games in 2023, Est helped Thailand break two national swimming records. In the 4ÃÂ200m freestyle relay, the team finished with a time of 7 minutes 30.83 seconds. In the 4ÃÂ100m freestyle relay, they finished with a time of 3 minutes 21.69 seconds.