| ITF - W35 Changwon | 06/02 01:50 | 29 | [430] Petra Hule v Hanna Chang [201] | 4-6,4-6 | |
| ITF - W35 Changwon | 06/01 04:30 | 28 | [352] Kyoka Okamura v Hanna Chang [201] | 3-6,3-6 | |
| ITF - W35 Changwon | 05/31 06:05 | 27 | Hikaru Sato v Hanna Chang | 2-6,3-6 | |
| ITF - W35 Changwon | 05/30 03:05 | 26 | [500] Misaki Matsuda v Hanna Chang [201] | 6-3,4-6,4-6 | |
| ITF - W35 Changwon | 05/29 03:55 | 25 | [409] Sakura Hosogi v Hanna Chang [201] | 3-6,1-6 | |
| ITF - W50 Goyang | 05/26 02:00 | 29 | [241] Hanna Chang v Aoi Ito [266] | 7-6,6-4 | |
| ITF - W50 Goyang | 05/25 03:20 | 28 | [348] Naho Sato v Hanna Chang [241] | 4-6,3-6 | |
| ITF - W50 Goyang | 05/24 01:00 | 27 | [241] Hanna Chang v En Shuo Liang [302] | 6-3,6-2 | |
| ITF - W50 Goyang | 05/23 03:25 | 26 | [241] Hanna Chang v Dayeon Back [407] | 6-2,7-5 | |
| ITF - W50 Goyang | 05/22 00:55 | 25 | Hanna Chang v Gyeong Seo Lee | 6-4,2-6,7-5 | |
| ITF - W75 Zephyrhills | 05/11 17:45 | 28 | Akasha Urhobo v Hanna Chang | Retired | |
| ITF - W75 Zephyrhills | 05/10 14:00 | 27 | [251] Hanna Chang v Maria Mateas [268] | 6-4,0-6,7-5 | |
| ITF - W75 Zephyrhills | 05/09 17:40 | 26 | [251] Hanna Chang v Lia Karatancheva [500] | 5-7,6-4,6-1 | |
| ITF - W75 Zephyrhills | 05/08 22:55 | 25 | [251] Hanna Chang v Jaeda Daniel [319] | 6-3,6-2 | |
| ITF - W100 Bonita Springs | 04/30 18:55 | 25 | [245] Hanna Chang v Ann Li [165] | 2-6,3-6 | |
| ITF - W75 Charlottesville | 04/26 17:35 | 27 | [245] Hanna Chang v Maya Joint [269] | 3-6,4-6 | |
| ITF - W75 Charlottesville | 04/25 16:55 | 26 | Hanna Chang v Gabriella Price | Retired | |
| ITF - W75 Charlottesville | 04/24 19:15 | 25 | [245] Hanna Chang v Valeriya Strakhova [273] | 6-1,6-4 | |
| ITF - W35 Osaka | 04/12 01:00 | 27 | [244] Hanna Chang v Stacey Fung [265] | 4-6,1-6 | |
| ITF - W35 Osaka | 04/11 04:25 | 26 | [244] Hanna Chang v Mei Yamaguchi [482] | 6-4,6-2 | |
| ITF - W35 Osaka | 04/10 02:45 | 25 | [244] Hanna Chang v Mana Kawamura [391] | 6-3,6-1 | |
| ITF - W50 Kashiwa | 04/03 01:00 | 25 | [248] Hanna Chang v Destanee Aiava [193] | 6-4,4-6,3-6 | |
| ITF W50 - Kofu | 03/28 00:55 | 26 | [251] Hanna Chang v Sara Saito [246] | 5-7,3-6 | |
| ITF W50 - Kofu | 03/27 02:45 | 25 | [197] Yexin Ma v Hanna Chang [251] | 1-6,2-6 | |
| WA - San Diego | 02/25 03:10 | 14 | [244] Hanna Chang v Daria Saville [148] | 2-6,2-6 | |
| ITF - W50 Mexico City | 02/20 18:30 | 25 | [244] Hanna Chang v Michaela Bayerlova [289] | 6-7,6-2,4-6 | |
| ITF - W50 Morelia | 02/13 21:15 | 25 | [247] Hanna Chang v Jessica Bouzas Maneiro [144] | 1-6,4-6 | |
| ITF - W100 Irapuato | 02/08 20:30 | 26 | [140] Jule Niemeier v Hanna Chang [257] | 6-2,6-2 | |
| ITF - W100 Irapuato | 02/07 19:00 | 25 | Hanna Chang v Angeles R Rizo | 6-1,6-2 | |
| ITF - W75 Vero Beach | 01/24 20:45 | 25 | [262] Marie Benoit v Hanna Chang [251] | 6-3,3-6,6-1 |