| ITF W60 Saguenay | 10/17 13:00 | 54 | Oosterhout, Erica v Johanne C Svendsen | 1-6,1-6 | |
| ITF W60 Saguenay | 10/16 16:55 | 54 | Oosterhout, Erica v 히크, 조 | 6-2,6-0 | |
| ITF W100 Landisville | 08/09 22:10 | 54 | 조네스, 마켄나 v Oosterhout, Erica | 7-5,6-2 | |
| ITF W100 Landisville | 08/08 22:10 | 54 | Seren Agar v Oosterhout, Erica | 6-3,6-7,0-10 | |
| ITF W60 Lexington | 08/03 17:35 | 25 | Oosterhout, Erica v 슈트지아디, 알딜라 | 6-4,4-6,4-6 | |
| ITF W60 Lexington | 08/02 15:05 | 54 | 쿠와타, 히로코 v Oosterhout, Erica | 3-6,7-5,3-10 | |
| ITF W60 Lexington | 08/01 18:05 | 54 | Corley, Paris Corley v Oosterhout, Erica | 1-6,3-6 | |
| ITF W60 Vitoria-Gasteiz | 07/18 09:05 | 54 | Oosterhout, Erica v 풀차르토바, 라에티티아 | 2-6,6-7 | |
| ITF W60 Vitoria-Gasteiz | 07/17 10:00 | 54 | Oosterhout, Erica v Cayetana Gay | 6-2,7-6 | |
| ITF W60 Amstelveen | 07/07 09:00 | 26 | Oosterhout, Erica v 레모인, 쿠이린 | 6-7,1-6 | |
| ITF W60 Amstelveen | 07/06 13:40 | 25 | 헬드젤라스, 데아 v Oosterhout, Erica | 1-6,3-6 | |
| ITF W60 Amstelveen | 07/05 10:25 | 54 | 몰데르겔, 야나 v Oosterhout, Erica | 6-2,3-6,4-10 | |
| ITF W60 Amstelveen | 07/04 08:00 | 54 | Oosterhout, Erica v 카레라스, 아만다 | 6-3,6-7,10-4 | |
| ITF W100 Charleston | 06/29 13:00 | 25 | 헤비트, 달라이나 v Oosterhout, Erica | 4-6,6-4,6-4 | |
| ITF W100 Charleston | 06/28 13:00 | 54 | Oosterhout, Erica v 코자로프, 카타리나 | Retired | |
| ITF W100 Charleston | 06/27 15:55 | 54 | Oosterhout, Erica v Ella Ecker | 6-0,6-0 | |
| ITF W60 Orlando | 05/25 19:55 | 25 | Oosterhout, Erica v 로에브, 자미 | 1-6,6-7 | |
| ITF W60 Pelham | 05/21 14:45 | 28 | Oosterhout, Erica v 칼리에바, 엘비나 | 4-6,7-6,2-6 | |
| ITF W60 Pelham | 05/20 16:35 | 27 | Kolodynska, Jana v Oosterhout, Erica | 4-6,6-4,1-6 | |
| ITF W60 Pelham | 05/19 16:45 | 26 | Oosterhout, Erica v 오수이그위, 와이트니 | 6-3,6-3 | |
| ITF W60 Pelham | 05/17 18:45 | 25 | 피쿠에트, 티파니 v Oosterhout, Erica | 4-6,3-6 | |
| ITF W25 Sarasota | 05/11 16:00 | 25 | Sayaka Ishil v Oosterhout, Erica | 4-6,7-5,7-6 | |
| ITF W25 Sarasota | 05/10 14:00 | 54 | Oosterhout, Erica v 트차카로바, 엘레오놀 | 6-2,6-2 | |
| ITF W25 Sarasota | 05/09 14:00 | 54 | Oosterhout, Erica v 코노노바, 마리아 | 6-4,6-7,11-9 | |
| ITF W100 Bonita Springs | 05/03 16:20 | 54 | 데이, 카일라 v Oosterhout, Erica | 7-6,6-3 | |
| ITF W100 Bonita Springs | 05/02 17:50 | 54 | Oosterhout, Erica v 맥카두, 라시다 | 2-6,6-2,10-6 | |
| ITF W60 Charlottesville | 04/18 18:55 | 54 | 무레, 타라 v Oosterhout, Erica | 6-2,3-6,13-11 | |
| ITF W100 Palm Harbor | 04/11 19:30 | 54 | 하리슨, 캐서린 v Oosterhout, Erica | 6-4,6-2 | |
| ITF W60 Irapuato | 03/10 01:00 | 25 | Oosterhout, Erica v 본다렌코, 카테리나 | 3-6,6-7 | |
| ITF W80 Tyler | 10/25 15:00 | 54 | 창, 소피 v Oosterhout, Erica | 6-3,7-6 |