| ITF W40香港 | 08/24 04:40 | 26 | [303] Mananchaya Sawangkaew v 松田弥树 [297] | 7-5,6-3 | |
| ITF W40香港 | 08/22 02:00 | 25 | [371] 李亚轩 v Mananchaya Sawangkaew [303] | 2-6,0-6 | |
| ITF W25那空是贪玛叻 | 07/09 03:00 | 29 | [394] 萨哈贾•亚玛拉帕利 v Mananchaya Sawangkaew [370] | 4-6,0-6 | |
| ITF W25那空是贪玛叻 | 07/08 02:00 | 28 | [473] Luksika库姆淳 v Mananchaya Sawangkaew [370] | 6-3,4-6,0-6 | |
| ITF W25那空是贪玛叻 | 07/07 02:00 | 27 | Mananchaya Sawangkaew v Anchisa Chanta | 6-2,6-2 | |
| ITF W25那空是贪玛叻 | 07/06 03:00 | 26 | [370] Mananchaya Sawangkaew v 凯拉•麦克菲 [476] | 6-2,6-4 | |
| ITF W25那空是贪玛叻 | 07/04 02:00 | 25 | Mananchaya Sawangkaew v Miho Kuramochi | 6-4,6-1 | |
| ITF W25大邱 | 06/07 01:00 | 25 | [406] Mananchaya Sawangkaew v 朴昭炫 [452] | 6-4,1-6,4-6 | |
| ITF W25昌原 | 05/31 01:00 | 25 | [484] Yeonwoo Ku v Mananchaya Sawangkaew [406] | 6-1,6-3 | |
| ITF W25高阳 | 05/28 09:00 | 29 | [356] Hanna Chang v Mananchaya Sawangkaew [406] | 6-2,6-4 | |
| ITF W25高阳 | 05/27 07:40 | 28 | 郭涵煜 v Mananchaya Sawangkaew | 2-6,4-6 | |
| ITF W25高阳 | 05/26 01:55 | 27 | [400] Mananchaya Sawangkaew v 利泽特•卡布雷拉 [239] | 2-6,6-3,6-3 | |
| ITF W25高阳 | 05/25 01:00 | 26 | [395] 王康怡 v Mananchaya Sawangkaew [400] | 6-7,6-3,4-6 | |
| ITF W25高阳 | 05/24 02:55 | 25 | Mananchaya Sawangkaew v Haram Kim | 6-1,6-1 | |
| 比利•简•金杯 | 04/14 04:55 | 1 | 蒋欣玗 v Mananchaya Sawangkaew | 6-3,0-6,6-1 | |
| 比利•简•金杯 | 04/13 06:35 | 2 | [421] Yeonwoo Ku v Mananchaya Sawangkaew [394] | 6-7,6-1,2-6 | |
| 比利•简•金杯 | 04/12 06:15 | 2 | 内岛萌夏 v Mananchaya Sawangkaew | 4-6,7-5,5-7 | |
| ITF W25雅加达 | 03/30 06:25 | 26 | [421] Mananchaya Sawangkaew v 白卓轩 [301] | 1-6,0-6 | |
| ITF W25雅加达 | 03/29 05:50 | 25 | [239] 瓦莱里•萨维内赫 v Mananchaya Sawangkaew [421] | 1-6,2-6 | |
| ITF W25雅加达 | 03/28 04:45 | 44 | Mananchaya Sawangkaew v Mio Mushika | 6-3,6-3 | |
| ITF W25雅加达 | 03/27 06:20 | 44 | Mananchaya Sawangkaew v Mao Mushika | 6-4,6-1 | |
| ITF W25雅加达 | 03/24 02:00 | 27 | [421] Mananchaya Sawangkaew v 阿纳斯塔西娅•扎哈罗娃 [214] | 2-6,6-7 | |
| ITF W25雅加达 | 03/23 02:00 | 26 | [421] Mananchaya Sawangkaew v 高馨妤 [330] | 6-2,6-2 | |
| ITF W25雅加达 | 03/22 03:35 | 25 | [297] Arina 罗蒂诺娃 v Mananchaya Sawangkaew [421] | 6-7,3-6 | |
| ITF W25雅加达 | 03/21 04:10 | 19 | Mananchaya Sawangkaew v 川岸七菜 | 6-3,6-0 | |
| ITF W25雅加达 | 03/20 03:00 | 44 | Mananchaya Sawangkaew v Sunam Jeong | 6-1,6-2 | |
| ITF W40邦加罗尔 | 03/09 08:30 | 26 | [432] Mananchaya Sawangkaew v 达利拉•扎库帕维奇 [243] | 4-6,6-4,4-6 | |
| ITF W40邦加罗尔 | 03/08 04:25 | 25 | [308] 土居美咲 v Mananchaya Sawangkaew [432] | 3-6,3-6 | |
| ITF W25班加罗尔 | 03/01 10:50 | 25 | [291] 叶卡捷琳娜•雷恩戈尔德 v Mananchaya Sawangkaew [431] | 4-6,6-2,6-2 | |
| ITF W40暖武里 | 01/15 03:00 | 29 | [428] Mananchaya Sawangkaew v 兰拉娜•塔拉鲁迪 [416] | 6-2,1-6,0-6 |
Mananchaya Sawangkaew (Thai: มนัญชญา สว่างแก้ว; born 10 July 2002) is a tennis player from Thailand.
She has a career-high singles ranking of 247 by the Women's Tennis Association (WTA), achieved on 4 December 2023. Sawangkaew has won two singles titles and one doubles title on the ITF Women's Circuit.
On the ITF Junior Circuit, she achieved a career-high combined ranking of 14, on 28 January 2019. She reached the quarterfinals of the girls' singles draw at the 2019 Australian Open.
Sawangkaew made her debut for Thailand Fed Cup team in 2019.