| ITF W60 Nantes | 11/02 10:40 | 26 | [135] Clara Tauson v Isabella Kruger [365] | 6-1,2-6,6-4 | |
| ITF W60 Nantes | 11/01 10:35 | 25 | [279] Mona Barthel v Isabella Kruger [365] | 3-6,6-4,3-6 | |
| ITF W60 Nantes | 10/31 13:00 | 54 | [365] Isabella Kruger v Lucia Cortez Llorca [483] | 6-3,6-4 | |
| ITF W60 Nantes | 10/30 16:00 | 54 | Isabella Kruger v Wargnier, Lucie | 6-4,6-0 | |
| ITF W80 Poitiers | 10/26 08:00 | 25 | [135] Katie Boulter v Isabella Kruger [376] | 7-6,6-4 | |
| ITF W80 Poitiers | 10/24 11:05 | 54 | [376] Isabella Kruger v Tamira Paszek [498] | 6-4,6-2 | |
| ITF W80 Poitiers | 10/23 11:45 | 54 | Isabella Kruger v Schena Benamar | 6-3,6-3 | |
| ITF W25 Santarem | 09/11 09:00 | 29 | [119] Diatchenko, Vitalia v Isabella Kruger [415] | 6-3,6-2 | |
| ITF W25 Santarem | 09/10 11:15 | 28 | [386] Sakura Hosogi v Isabella Kruger [415] | 7-5,2-6,3-6 | |
| ITF W25 Santarem | 09/09 09:00 | 27 | [290] Anna Kubareva v Isabella Kruger [415] | 2-6,3-6 | |
| ITF W25 Santarem | 09/08 12:25 | 26 | [415] Isabella Kruger v Francisca Jorge [299] | 6-4,6-3 | |
| ITF W25 Santarem | 09/07 07:50 | 25 | Isabella Kruger v Haruka Kaji | 6-3,6-0 | |
| ITF W25 Santarem | 09/06 10:00 | 54 | Isabella Kruger v Fang Ying Xun | 6-4,6-3 | |
| ITF W25 Santarem | 09/05 12:00 | 54 | Isabella Kruger v Georgia Kalamaris | 6-1,6-1 | |
| ITF W25 Leiria | 08/30 10:00 | 25 | [306] Eudice Chong v Isabella Kruger [415] | 6-2,6-2 | |
| ITF W25 Figueira Da Foz | 07/22 10:00 | 27 | [227] Jamie Loeb v Isabella Kruger [447] | 7-6,7-5 | |
| ITF W25 Figueira Da Foz | 07/21 14:50 | 26 | Isabella Kruger v Kathleen Kanev | 7-6,6-0 | |
| ITF W25 Figueira Da Foz | 07/20 14:15 | 25 | Katarina Jokic v Isabella Kruger | 2-6,2-6 | |
| ITF W25 Roehampton | 07/14 09:30 | 27 | [447] Isabella Kruger v Kuzmova, Viktoria [156] | 6-7,6-4,6-7 | |
| ITF W25 Roehampton | 07/13 11:15 | 26 | [282] Lulu Sun v Isabella Kruger [447] | 5-7,4-6 | |
| ITF W25 Roehampton | 07/12 11:10 | 25 | Isabella Kruger v Kristina Paskauskas | 6-2,6-4 | |
| ITF W60 Brasov | 06/02 13:20 | 26 | [480] Isabella Kruger v Alexandra Ignatik [150] | 6-1,3-6,5-7 | |
| ITF W60 Brasov | 05/31 08:40 | 25 | Maria Sara Popa v Isabella Kruger | 0-6,5-7 | |
| ITF W60 Brasov | 05/30 11:00 | 54 | Isabella Kruger v Briana Szabo | 6-0,6-3 | |
| ITF W60 Brasov | 05/29 08:00 | 54 | Isabella Kruger v Carmen Andreea Herea | 6-0,3-6,10-8 | |
| ITF W25 Warmbad-Villach | 05/17 08:00 | 44 | Isabella Kruger v Cvetkovic, Tina | 3-6,6-3,7-10 | |
| ITF W25 Warmbad-Villach | 05/16 09:30 | 44 | Isabella Kruger v Novak, Kristina | 7-6,6-1 | |
| ITF W25 Tossa De Mar | 05/08 09:00 | 29 | Isabella Kruger v Rosa Vicens Mas | 5-7,3-6 | |
| ITF W25 Tossa De Mar | 05/07 08:20 | 28 | Rosca, Ioana Loredana v Isabella Kruger | 3-6,3-6 | |
| ITF W25 Tossa De Mar | 05/06 10:15 | 27 | Isabella Kruger v Mei Yamaguchi | 7-6,6-3 |