| ITF W25 Kashiwa | 04/05 03:40 | 27 | Kai-Chen Chang v Na-Lae Han | 6-2,6-3 | |
| ITF W25 Kashiwa | 04/04 05:05 | 26 | [478] Dabin Kim v Na-Lae Han [196] | 1-6,2-6 | |
| ITF W25 Kashiwa | 04/02 03:25 | 25 | Ayumi Miyamoto v Na-Lae Han | 3-6,4-6 | |
| ITF W25 Kofu | 03/29 01:00 | 27 | [255] Momoko Kobori v Na-Lae Han [195] | 4-6,6-3,7-5 | |
| ITF W25 Kofu | 03/28 03:50 | 26 | [218] Katherine Sebov v Na-Lae Han [195] | 2-6,4-6 | |
| ITF W25 Kofu | 03/27 01:00 | 25 | [364] Chihiro Muramatsu v Na-Lae Han [195] | 3-6,6-3,1-6 | |
| ITF W25 Yokohama | 03/09 02:00 | 28 | [198] Na-Lae Han v Elena Gabriela Ruse [253] | 5-7,5-7 | |
| ITF W25 Yokohama | 03/08 02:00 | 27 | [198] Na-Lae Han v Ylena In-Albon [184] | 6-4,4-6,6-3 | |
| ITF W25 Yokohama | 03/07 02:20 | 26 | [198] Na-Lae Han v Akiko Omae [431] | 6-2,6-2 | |
| ITF W25 Yokohama | 03/06 01:30 | 25 | [198] Na-Lae Han v Ying-Ying Duan [252] | Retired | |
| ITF W25 Osaka | 03/01 01:00 | 26 | [216] Kai-Lin Zhang v Na-Lae Han [199] | 7-5,6-2 | |
| ITF W25 Osaka | 02/27 03:55 | 25 | [281] Ulrikke Eikeri v Na-Lae Han [199] | 6-2,1-6,6-7 | |
| 2019 Fed Cup | 02/08 06:20 | - | Na-Lae Han v Abigail Tere-Apisah | 6-1,5-7,6-3 | |
| 2019 Fed Cup | 02/07 07:30 | - | Shuai Zhang v Na-Lae Han | 6-0,6-4 | |
| 2019 Fed Cup | 02/06 07:05 | 1 | [200] Na-Lae Han v Beatrice Gumulya [191] | 7-6,6-4 | |
| ITF W25 Singapore | 01/27 03:00 | 29 | [219] Na-Lae Han v Lin Zhu [118] | 2-6,3-6 | |
| ITF W25 Singapore | 01/26 02:00 | 28 | [117] Ivana Jorovic v Na-Lae Han [219] | 2-6,3-6 | |
| ITF W25 Singapore | 01/25 02:00 | 27 | [168] Richel Hogenkamp v Na-Lae Han [219] | 4-6,6-7 | |
| ITF W25 Singapore | 01/24 02:00 | 26 | [219] Na-Lae Han v Ankita Raina [203] | 6-1,7-6 | |
| ITF W25 Singapore | 01/23 02:00 | 25 | Nefisa Berberovic v Na-Lae Han | 1-6,4-6 | |
| Australian Open Women | 01/08 02:25 | 44 | [221] Na-Lae Han v Paula Ormaechea [235] | 3-6,2-6 | |
| ITF W25 Playford | 01/02 03:20 | 25 | [222] Giulia Gatto Monticone v Na-Lae Han [221] | 1-6,6-1,6-1 | |
| ITF Women Shenzhen | 11/08 02:30 | 26 | [182] Danka Kovinic v Na-Lae Han [216] | 6-3,6-4 | |
| ITF Women Shenzhen | 11/07 05:25 | 25 | [378] Yue Yuan v Na-Lae Han [216] | 4-6,1-6 | |
| ITF Women Liuzhou | 11/04 02:00 | 29 | [83] Yafan Wang v Na-Lae Han [249] | 6-4,6-2 | |
| ITF Women Liuzhou | 11/03 03:00 | 28 | [347] Xinyu Wang v Na-Lae Han [249] | 4-6,7-5,5-7 | |
| ITF Women Liuzhou | 11/02 03:00 | 27 | Sarah-R Sekulic v Na-Lae Han | 1-6,4-6 | |
| ITF Women Liuzhou | 11/01 03:00 | 26 | [249] Na-Lae Han v Anhelina Kalinina [109] | 6-1,1-6,6-4 | |
| ITF Women Liuzhou | 10/30 05:45 | 25 | Jia Qi Ren v Na-Lae Han | 3-6,2-6 | |
| ITF Women Nanning | 10/22 04:00 | 25 | [250] Na-Lae Han v Su Jeong Jang [212] | 5-7,3-6 |