Phittayaporn Chaiwan
Phittayaporn Chaiwan is a Thai badminton player. Formerly known as Pattarasuda Chaiwan, she has shown her talent as a badminton player in the junior event tournmanent. She changed her name 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 Southeast Asian 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.
Achievements
Youth Olympic Games
Girls' singles| Year | Venue | Opponent | Score | Result |
| 2018 | Tecnópolis, Buenos Aires, Argentina |  Jaslyn Hooi | 21–9, 21–13 | Bronze |
World Junior Championships
Girls' singles| Year | Venue | Opponent | Score | Result |
| 2019 | Kazan Gymnastics Center, Kazan, Russia |  Riko Gunji | 16–21, 19–21 | Bronze |
Asian Junior Championships
Girls' singles| Year | Venue | Opponent | Score | Result |
| 2017 | Jaya Raya Sports Hall Training Center, Jakarta, Indonesia |  Han Yue | 15–21, 13–21 | Silver |
BWF World Tour (1 runner-up)
The BWF World Tour, announced on 19 March 2017 and implemented in 2018, is a series of elite badminton tournaments, sanctioned by Badminton World Federation. The BWF World Tour are divided into six levels, namely World Tour Finals, Super 1000, Super 750, Super 500, Super 300, and the BWF Tour Super 100.Women's singles
| Year | Tournament | Level | Opponent | Score | Result |
| 2019 | Syed Modi International | Super 300 |  Carolina Marín | 12–21, 16–21 | Runner-up |
BWF International Challenge/Series (2 titles, 2 runners-up)
Women singles| Year | Tournament | Opponent | Score | Result |
| 2018 | Austrian International |  Anna Thea Madsen | 21–23, 17–21 | Runner-up |
| 2019 | Lao International | Natsuki Oie | 20–22, 21–23 | Runner-up |
| 2019 | Azerbaijan International |  Lianne Tan | 21–15, 21–16 | Winner |
| 2019 | Spanish International |  Kirsty Gilmour | 21–12, 21–15 | Winner |
BWF Junior International (8 titles, 4 runners-up)
Girls' singles| Year | Tournament | Opponent | Score | Result |
| 2016 | Granular Junior Open |  Ng Qi Xuan | 21–18, 21–13 | Winner |
| 2017 | Dutch Junior International | Yeo Jia Min | 16–21, 15–21 | Runner-up |
| 2017 | Banthongyord Junior International |  Gregoria Mariska Tunjung | 11–21, 14–21 | Runner-up |
| 2017 | Jaya Raya Junior International | Jaslyn Hooi | 22–20, 21–12 | Winner |
| 2017 | India Junior International | Moto Hayashi | 21–19, 21–12 | Winner |
| 2017 | Singapore Youth International | Jaslyn Hooi | 21–17, 21–7 | Winner |
| 2018 | German Junior International | Zhou Meng | 22–20, 27–25 | Winner |
| 2018 | Banthongyord Junior International | Wang Zhiyi | 19–21, 16–21 | Runner-up |
| 2019 | Banthongyord Junior International | Zhou Meng | 23–21, 22–20 | Winner |
Girls' doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2015 | Russian Junior International |  Supamart Mingchua | Ruethaichanok Laisuan Kilasu Ostermeyer | 17–21, 14–21 | Runner-up |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2018 | Banthongyord Junior International | Kunlavut Vitidsarn | Hiroki Midorikawa Natsu Saito | 23–21, 21–18 | Winner |
| 2019 | Banthongyord Junior International | Kunlavut Vitidsarn | Di Zijian Li Yijing | 21–11, 21–17 | Winner |