Wikipedia - Lalinrat Chaiwan

Lalinrat Chaiwan (Thai: ลลินรัตน์ ไชยวรรณ; born Pattarasuda Chaiwan (Thai: ภัทรสุดา ไชยวรรณ), 21 February 2001) is a Thai badminton player. She has shown her talent as a badminton player in the junior event tournament. She changed her first name to Phittayaporn (Thai: พิทยาภรณ์) after visiting a temple for prayers for a brighter career in badminton. She was crowned champion at the Grand Prix junior tournament in 2017 India and 2018 German, also occupied the girls' singles number 1 in the BWF World Junior Ranking.

Born in Lampang Province, Chaiwan was the silver medalist at the 2017 Asian Junior Championships, where she was before won the Junior U–15 Championships in 2015, and U–17 in 2016. She was part of the national team that won the gold medal at the 2017 SEA Games in the women's team event. She represented her country at the 2018 Summer Youth Olympics in Buenos Aires, Argentina, won a bronze medal in the girls' singles event.