Stadium: Court 10 Round: 24 Ground: Clay
| ITF - W100 Bonita Springs | 2021/05/10 21:00 | Erina Hayashi v Seone Mendez | 2-6,6-7 |
| ITF W60 - Charlottesville | 2021/04/26 18:10 | Erina Hayashi v Amina Anshba | 4-6,6-3,4-10 |
| ITF W25 Yokohama | 2020/03/03 06:10 | Erina Hayashi v Dasha Ivanova | 2-6,6-4,6-7 |
| ITF W60 - Kyoto | 2020/02/22 00:45 | Fang Ying Xun v Erina Hayashi | 6-1,6-2 |
| ITF W60 - Kyoto | 2020/02/21 01:00 | Erina Hayashi v Risa Ushijima | 6-0,6-2 |
| ITF W60 - Kyoto | 2020/02/20 02:10 | Kyoka Okamura v Erina Hayashi | 1-6,6-4,4-6 |
| ITF W60 - Kyoto | 2020/02/19 04:00 | Haruna Arakawa v Erina Hayashi | 6-2,2-6,6-7 |
| ITF W60 - Kyoto | 2020/02/17 08:00 | Erina Hayashi v Yuka Hosoki | 7-6,6-2 |
| ITF - W100 Bonita Springs | 2021/05/13 15:55 | Madison Brengle v Mirjam Bjorklund | 6-3,6-1 |
| ITF - W100 Bonita Springs | 2021/05/12 18:25 | Mirjam Bjorklund v Arina Rodionova | 4-6,6-4,6-1 |
| ITF - W100 Bonita Springs | 2021/05/11 16:55 | Katie Swan v Mirjam Bjorklund | 4-6,2-6 |
| ITF - W100 Bonita Springs | 2021/05/10 22:55 | Mirjam Bjorklund v Jamie Loeb | 7-6,6-1 |
| ITF W60 - Charlottesville | 2021/04/26 14:00 | Sophie Chang v Mirjam Bjorklund | 6-3,6-3 |
| WTA - Charleston | 2021/04/03 15:40 | Caroline Dolehide v Mirjam Bjorklund | 6-4,6-3 |
| WTA - Miami | 2021/03/22 14:00 | Mirjam Bjorklund v Oceane Dodin | 2-6,1-6 |
| WTA - Doha | 2021/02/28 13:10 | Mirjam Bjorklund v Misaki Doi | 6-3,1-6,1-6 |