Stadium: Quadra 1 Round: 45 Ground: Clay
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/18 14:55 | Wallace, Isabelle v Rebeca Pereira | 6-4,6-0 |
| Sao Paulo, Singles W-ITF-BRA-01A | 2019/03/13 14:40 | Wallace, Isabelle v Andreea Amalia Rosca | 6-7,6-7 |
| Sao Paulo, Singles W-ITF-BRA-01A | 2019/03/12 15:00 | Wallace, Isabelle v Caregaro, Martina | 6-3,6-3 |
| Sao Paulo, Singles W-ITF-BRA-01A | 2019/03/11 16:30 | Wallace, Isabelle v Rebeca Pereira | 6-2,6-1 |
| ITF W60 Launceston | 2019/01/30 00:45 | Wallace, Isabelle v Chang, Kai-Chen | 3-6,4-6 |
| ITF W60 Launceston | 2019/01/28 04:35 | Momoko Kobori v Wallace, Isabelle | 1-6,4-6 |
| ITF W60 Launceston | 2019/01/27 23:00 | Tammi Patterson v Wallace, Isabelle | 2-6,2-6 |
| Burnie, Simples W-ITF-AUS-02A | 2019/01/21 05:45 | Nadia Podoroska v Wallace, Isabelle | 6-4,6-1 |
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/18 14:55 | Nefedova, Anastasia Evgenyevna v Emiliana Arango | 0-6,6-3,7-10 |
| Fed Cup, Groupe Mondial | 2019/02/08 17:15 | Emiliana Arango v Roemer, Charlotte | 6-7,2-6 |
| Fed Cup, Groupe Mondial | 2019/02/07 16:35 | Cepede Royg, Veronica v Emiliana Arango | 6-3,6-2 |
| Fed Cup, Groupe Mondial | 2019/02/06 16:40 | Renata Zarazua v Emiliana Arango | 6-4,6-1 |
| ITF Women Landisville Qual | 2018/08/06 14:00 | Stewart, Katerina v Emiliana Arango | 7-6,6-1 |
| WTA San Jose Qual | 2018/07/28 19:30 | Magdalena Frech v Emiliana Arango | 6-3,3-6,6-1 |
| ITF Women Ashland | 2018/07/25 14:00 | Emiliana Arango v Nao Hibino | 2-6,1-6 |
| ITF Women Berkeley | 2018/07/18 17:00 | Emiliana Arango v Ahn, Kristie | 4-6,1-6 |