Arctic Open Women Qual | 10/10 10:35 | - | Lalinrat Chaiwan v Karupathevan Letshanaa | W | 2-1 | |
Arctic Open Women Qual | 10/10 07:30 | 4 | Lalinrat Chaiwan v Kaloyana Nalbantova | W | 2-0 | |
Kaohsiung Masters Women | 09/28 04:40 | 4 | Lalinrat Chaiwan v Yu-Hsuan Lee | L | 0-2 | |
Kaohsiung Masters Women | 09/27 04:30 | 5 | Lalinrat Chaiwan v Asuka Takahashi | W | 2-0 | |
Hong Kong Open Women | 09/13 11:05 | 5 | Lalinrat Chaiwan v Pornpawee Chochuwong | L | 1-2 | |
Hong Kong Open Women Qual | 09/12 03:00 | 3 | Lalinrat Chaiwan v Yu-Hsun Huang | W | 2-0 | |
Malaysia Masters Women | 05/24 09:10 | 5 | Aya Ohori v Lalinrat Chaiwan | - | Walkover | |
SEA Games Women | 05/16 05:40 | - | Lalinrat Chaiwan v Supanida Katethong | L | 0-2 | |
SEA Games Women | 05/15 06:30 | - | Lalinrat Chaiwan v Komang Ayu Cahya Dewi | W | 2-0 | |
SEA Games Women | 05/14 05:00 | - | Lalinrat Chaiwan v Thi Trang Vu | W | 2-0 | |
SEA Games Women | 05/12 05:00 | - | Lalinrat Chaiwan v Ling Ching Wong | W | 2-0 | |
SEA Games Women | 05/11 03:00 | - | Lalinrat Chaiwan v Komang Ayu Cahya Dewi | W | 2-0 | |
SEA Games Women | 05/10 03:00 | - | Lalinrat Chaiwan v Jia Min Yeo | L | 0-2 | |
Swiss Open Women | 03/22 17:10 | 5 | Lalinrat Chaiwan v Putri Kusuma Wardani | L | 0-2 | |
All England Open Women | 03/16 12:40 | 4 | Lalinrat Chaiwan v Gregoria Mariska Tunjung | L | 0-2 | |
All England Open Women | 03/14 14:10 | 5 | Ratchanok Intanon v Lalinrat Chaiwan | W | 0-2 | |
German Open Women | 03/08 14:35 | 5 | Akane Yamaguchi v Lalinrat Chaiwan | L | 2-0 | |
Hylo Open Women | 11/03 11:05 | 4 | Wen Chi Hsu v Lalinrat Chaiwan | L | 2-1 | |
Hylo Open Women | 11/01 08:05 | 5 | Julie Dawall Jakobsen v Lalinrat Chaiwan | W | 0-2 | |
French Open Women | 10/28 10:00 | 3 | Akane Yamaguchi v Lalinrat Chaiwan | L | 2-0 | |
French Open Women | 10/27 11:20 | 4 | Nozomi Okuhara v Chaiwan Lalinrat | W | 0-2 | |
French Open Women | 10/25 11:20 | 5 | Kirsty Gilmour v Chaiwan Lalinrat | W | 0-2 | |
Denmark Open Women | 10/18 07:40 | 5 | Chaiwan Lalinrat v Wen Chi Hsu | L | 1-2 |
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.