Stadium: Court 11 Round: 25
| Campinas, Singles W-WITF-BRA-03A | 2018/03/07 14:00 | Chieh-Yu Hsu v Schaefer, Dominique | 1-6,3-6 |
| Jackson, Singles W-WITF-USA-09A | 2018/04/06 17:15 | Sanesi, Gaia v Chieh-Yu Hsu | 6-1,6-1 |
| Jackson, Singles W-WITF-USA-09A | 2018/04/05 18:35 | Chieh-Yu Hsu v Chanel Simmonds | 6-4,6-4 |
| Jackson, Singles W-WITF-USA-09A | 2018/04/04 21:25 | Nemtsova, Stephanie v Chieh-Yu Hsu | 1-6,3-6 |
| Irapuato, Singles W-WITF-MEX-01A | 2018/03/12 19:30 | Douglas, Ellie v Chieh-Yu Hsu | 1-6,6-2,6-3 |
| Campinas, Singles W-WITF-BRA-03A | 2018/03/07 14:00 | Chieh-Yu Hsu v Schaefer, Dominique | 1-6,3-6 |
| ITF Women Sao Paulo | 2018/02/27 13:00 | Andrea Gamiz v Chieh-Yu Hsu | 6-2,6-1 |
| Curitiba, Singles W-WITF-BRA-01A | 2018/02/21 14:30 | Marcela Zacarias v Chieh-Yu Hsu | 6-1,6-3 |
| ITF Women Hammamet | 2018/02/17 09:00 | Chieh-Yu Hsu v Andreea Amalia Rosca | 2-6,1-6 |
| ITF Women Pelham Qual | 2018/04/10 16:25 | Stevenson, Alexandra v Schaefer, Dominique | 6-1,5-7,5-7 |
| ITF Women Pelham Qual | 2018/04/09 15:00 | Mulville, Victoria v Schaefer, Dominique | 0-6,0-6 |
| ITF Women Pelham Qual | 2018/04/08 15:00 | Lisa-Marie Rioux v Schaefer, Dominique | 6-0,3-6,4-6 |
| ITF Women SJD Campos | 2018/03/17 17:55 | Schaefer, Dominique v Victoria Bosio | 1-6,4-6 |
| ITF Women SJD Campos | 2018/03/16 15:00 | Schaefer, Dominique v Petit, Stephanie Mariel | 6-0,5-7,7-6 |
| ITF Women SJD Campos Qual | 2018/03/15 14:00 | Brito, Fernanda v Schaefer, Dominique | 1-6,5-7 |
| ITF Women SJD Campos | 2018/03/14 14:00 | Schaefer, Dominique v Piai, Eduarda | 6-2,7-6 |
| Campinas, Singles W-WITF-BRA-03A | 2018/03/08 15:25 | Schaefer, Dominique v Piai, Eduarda | 3-6,6-2,4-6 |