| UTR Pro California Women | 2023/02/13 19:30 | Collens, Brittany v Ginger Foster | 6-4,4-6,6-4 |
| ITF W25 Buenos Aires | 2023/01/15 18:00 | Collens, Brittany v Serena P Giubbani | 4-6,5-7 |
| ITF W25 Buenos Aires | 2023/01/10 12:20 | Melany Solange Krywoj v Collens, Brittany | 6-0,6-2 |
| ITF W25 Buenos Aires | 2023/01/09 12:30 | Collens, Brittany v Helena Bueno | 7-6,6-0 |
| ITF W25 Buenos Aires | 2023/01/08 12:30 | Collens, Brittany v Lara Diaz Zayas | 6-3,6-2 |
| ITF - W15 Santo Domingo | 2022/11/29 14:30 | Mia Popovic v Collens, Brittany | 2-6,4-6 |
| ITF - W15 Santo Domingo | 2022/11/24 15:20 | Amelia Rajecki v Collens, Brittany | 6-0,6-1 |
| ITF - W15 Santo Domingo | 2022/11/23 17:05 | Sydney Dorcil v Collens, Brittany | 5-7,2-6 |
| UTR Pro California Women | 2023/02/13 23:15 | Olivia Center v Megan McCray | 6-7,3-5 |
| UTR Pro Tennis Series Lawrence Women | 2022/09/12 17:30 | Florentine Dekkers v Olivia Center | 6-7,6-3,4-6 |