Bunyawi Thamchaiwat

Bunyawi Thamchaiwat (Thai: บุณยวีร์ ธรรมไชยวัฒน์; born 29 July 1998) is a Thai tennis player.

Bunyawi Thamchaiwat
บุณยวีร์ ธรรมไชยวัฒน์

Country (sports)	Thailand
Residence	Nakhon Ratchasima
Born	(1998-07-29) 29 July 1998 (age 27) Nakhon Ratchasima
Plays	Right-handed (two-handed backhand)
Prize money	$54,737
Singles
Career record	143–98
Career titles	4 ITF
Highest ranking	No. 410 (24 September 2018)
Current ranking	No. 573 (21 July 2025)
Doubles
Career record	58–48
Career titles	5 ITF
Highest ranking	No. 449 (21 April 2025)
Current ranking	No. 673 (21 July 2025)
Team competitions
Fed Cup	3–0
Last updated on: 21 July 2025.

Career

She has won four singles and five doubles titles on the ITF Women's Circuit. On 24 September 2018, she reached her best singles ranking of world No. 410, and on 21 April 2025 No. 449 in the doubles rankings.

Playing for Thailand Fed Cup team, Thamchaiwat has a win–loss record of 3–0.^[1]

Thamchaiwat made her WTA Tour main-draw debut at the 2024 Thailand Open 2, in the doubles event, partnering Thasaporn Naklo. In the First round, Belgian Lara Salden and Kimberley Zimmermann were defeated in both sets.^[2]

ITF Circuit finals

Singles: 10 (4 titles, 6 runner–ups)

Legend W25/35 tournaments W15 tournaments

Finals by surface Hard (4–6)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	May 2015	ITF Bangkok, Thailand	W10	Hard	Nungnadda Wannasuk	6–7(4), 6–3, ret.
Loss	1–1	Sep 2015	ITF Bangkok, Thailand	W15	Hard	Hiroko Kuwata	3–6, 6–7(4)
Win	2–1	Oct 2016	ITF Hua Hin, Thailand	W10	Hard	Natalija Kostić	6–1, 6–3
Loss	2–2	Jul 2017	ITF Hua Hin, Thailand	W15	Hard	Lee Hua-chen	2–6, 0–3 ret.
Win	3–2	Dec 2017	ITF Solapur, India	W15	Hard	Olga Doroshina	7–6(2), 6–3
Loss	3–3	Feb 2018	ITF Sharm El Sheikh, Egypt	W15	Hard	Nastja Kolar	2–6, 4–6
Win	4–3	May 2018	ITF Hua Hin, Thailand	W15	Hard	Nudnida Luangnam	6–1, 6–1
Loss	4–4	May 2018	ITF Hua Hin, Thailand	W15	Hard	Mananchaya Sawangkaew	6–1, 6–7(3), 1–2 ret.
Loss	4–5	Jul 2019	ITF Hua Hin, Thailand	W15	Hard	Lou Brouleau	2–6, 3–6
Loss	4–6	Dec 2024	ITF Solapur, India	W35	Hard	Shrivalli Bhamidipaty	5–7, 3–6

Doubles: 9 (5 titles, 4 runner–ups)

Legend W35 tournaments W15 tournaments

Finals by surface Hard (5–4)

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	May 2018	ITF Hua Hin, Thailand	W15	Hard	Zeel Desai	Sheng Yuqi Aldila Sutjiadi	7–5, 6–1
Win	2–0	Sep 2018	ITF Nonthaburi, Thailand	W15	Hard	Nudnida Luangnam	Cho I-hsuan Wang Danni	6–2, 6–0
Loss	2–1	Nov 2018	ITF Nonthaburi, Thailand	W15	Hard	Ramu Ueda	Nudnida Luangnam Varunya Wongteanchai	6–2, 4–6, [7–10]
Win	3–1	Dec 2018	ITF Hua Hin, Thailand	W15	Hard	Nudnida Luangnam	Ayaka Okuno Aldila Sutjiadi	6–4, 6–2
Loss	3–2	Sep 2019	ITF Lawrence, United States	W15	Hard	Ayumi Miyamoto	Malkia Ngounoue María Toran Ribes	6–4, 2–6, [6–10]
Win	4–2	Jun 2022	ITF San Diego, United States	W15	Hard	Yang Ya-yi	Sara Daavettila Makenna Jones	6–3, 6–4
Loss	4–3	Jul 2022	ITF Los Angeles, United States	W15	Hard	Yang Ya-yi	Eryn Cayetano Salma Ewing	3–6, 6–4, [8–10]
Win	5–3	Dec 2024	ITF Solapur, India	W35	Hard	Thasaporn Naklo	Akanksha Dileep Nitture Soha Sadiq	6–4, 6–2
Loss	5–4	Jul 2025	ITF Nakhon Pathom, Thailand	W15	Hard	Thasaporn Naklo	Kim Na-ri Ye Qiuyu	2–6, 3–6