Stadium: Court 4 Round: 54 Ground: Clay
| ITF W15 Wanfercee-Baulet | 2019/08/19 09:00 | Kajevic, Ena v Barritza, Karen | 2-6,0-6 |
| Parnu, Singles Qualifying W-ITF-EST-01A | 2019/07/18 14:10 | Anastasia Kulikova v Barritza, Karen | 3-6,1-6 |
| Parnu, Singles Qualifying W-ITF-EST-01A | 2019/07/17 09:30 | Barritza, Karen v Vicky Van De Peer | 6-3,6-1 |
| Fed Cup, Groupe Mondial | 2019/02/09 12:50 | Barritza, Karen v Kontaveit, Anett | 1-6,4-6 |
| Fed Cup, Groupe Mondial | 2019/02/08 16:55 | Magda Linette v Barritza, Karen | 6-2,6-2 |
| Fed Cup, Groupe Mondial | 2019/02/07 16:45 | Daria Kasatkina v Barritza, Karen | 6-0,6-4 |
| Koksijde, Singles W-WITF-BEL-04A | 2018/08/07 11:50 | Barritza, Karen v Raluca Georgiana Serban | 1-6,4-6 |
| Koksijde, Singles W-WITF-BEL-04A | 2018/08/05 14:55 | Barritza, Karen v Puig Caballero, Blanca | 6-2,6-1 |
| ITF W15 Wanfercee-Baulet | 2019/08/19 09:00 | Mikulski, Julia v Morandais, Anne-Sophie | 6-4,6-4 |
| ITF W15 Knokke | 2019/07/29 13:00 | Mikulski, Julia v Meers, Luna | 6-4,1-6,1-10 |
| ITF W15 Knokke | 2019/07/29 07:30 | Tilbuerger, Jantje v Mikulski, Julia | 1-6,6-2,7-10 |
| ITF Women Oldenzaal | 2018/08/15 11:00 | Lumsden, Maia v Mikulski, Julia | 6-7,6-1,6-1 |
| ITF Women Oldenzaal | 2018/08/14 11:25 | Cameron, Dainah v Mikulski, Julia | 2-6,2-6 |
| ITF Women Oldenzaal | 2018/08/13 10:00 | Traub, Julia v Mikulski, Julia | 1-6,1-6 |
| ITF Women Oldenzaal | 2018/08/12 12:00 | Mikulski, Julia v Wensveen, Sem | 6-1,6-1 |
| ITF Women Hilton Head | 2016/10/04 13:30 | Maileen Nuudi v Mikulski, Julia | 4-6,6-4,6-3 |