Stadium: Court 3 Round: 62 Ground: Clay
| ITF M15 Madrid | 2023/12/02 10:00 | Eero Vasa v Alastair Gray | 2-6,4-6 |
| ITF M15 Madrid | 2023/12/01 12:30 | Eero Vasa v Perez Sanz, David | 6-4,5-7,6-4 |
| ITF M15 Madrid | 2023/11/30 07:55 | Rafael Jodar v Eero Vasa | 6-3,2-6,2-6 |
| ITF M15 Madrid | 2023/11/28 10:00 | Eero Vasa v Luke Simkiss | 6-1,6-1 |
| Helsinki, Finland | 2023/11/06 16:35 | Alexandre Muller v Eero Vasa | 6-4,6-3 |
| ITF - M15 Héraklion | 2023/10/23 07:30 | Eero Vasa v Graham Maassen | 4-6,6-3,7-10 |
| Tavira, Simples M-ITF-POR-14A | 2023/10/18 10:50 | Clement Tabur v Eero Vasa | 1-6,6-3,6-4 |
| Tavira, Simples M-ITF-POR-14A | 2023/10/17 12:20 | Eero Vasa v Patrick Schoen | 1-6,7-5,11-9 |
| ITF M25 Madrid | 2023/11/28 09:00 | Stijn Slump v Cizelj-Zivkovic, Stefan | 6-4,6-2 |
| ITF M15 Valencia | 2023/11/12 10:00 | Cizelj-Zivkovic, Stefan v Noah Perfetti | 3-6,1-6 |
| ITF M25 Benicarlo | 2023/11/05 08:30 | Cizelj-Zivkovic, Stefan v Nicolas Rafael Goldberg Alviani | 1-6,1-6 |
| ITF - M15 Héraklion | 2023/10/23 07:30 | Cizelj-Zivkovic, Stefan v Alexander Orlov | 2-6,6-2,11-13 |
| ITF - M15 Héraklion | 2023/10/22 08:30 | Gabriel Matuszewski v Cizelj-Zivkovic, Stefan | 4-6,4-6 |
| ITF - M15 Héraklion | 2023/10/15 07:00 | Cizelj-Zivkovic, Stefan v Graham Maassen | 3-6,3-6 |
| ITF - M15 Kursumlijska Banja | 2023/09/17 08:30 | Cizelj-Zivkovic, Stefan v Jerko Brkic | 3-6,6-4,8-10 |
| ITF - M15 Kursumlijska Banja | 2023/09/10 09:30 | Balj, Alexandar v Cizelj-Zivkovic, Stefan | 6-2,6-2 |