Stadium: Opatija 3 Round: 62 Ground: Clay
| ITF M25 Opatija | 2023/03/21 10:30 | Castagnola, Luca v Maks Lukman | 6-2,6-0 |
| ITF M25 Opatija | 2023/03/19 08:00 | Castagnola, Luca v 리우시, 프란세스코 | 6-4,6-2 |
| ITF M15 Rovinj | 2023/03/15 15:15 | 프레치텔, 세바스티안 v Castagnola, Luca | 6-3,6-2 |
| ITF M15 Rovinj | 2023/03/14 09:00 | Castagnola, Luca v 마르체티, 페데리코 | 6-3,3-6,13-11 |
| ITF M15 Rovinj | 2023/03/13 10:30 | Castagnola, Luca v Aljaz Jeran | 6-2,6-4 |
| ITF M15 Rovinj | 2023/03/12 12:00 | Castagnola, Luca v Fran Rakonic | 6-1,6-1 |
| ITF M15 Porec | 2023/03/10 09:55 | Castagnola, Luca v 카페치, 다니엘레 | 4-6,2-6 |
| ITF M15 Porec | 2023/03/09 10:30 | 피칠러, 디비드 v Castagnola, Luca | 6-4,2-6,3-6 |
| ITF M25 Opatija | 2023/03/21 10:30 | Todorovic, Luka v Dimic, Matic | 6-3,0-6,11-13 |
| ITF M25 Opatija | 2023/03/19 08:00 | Dimic, Matic v Pampanin, Pietro | 6-2,6-4 |
| ITF M15 Kish Island | 2023/03/12 14:00 | Dimic, Matic v Samyar Elyasi | 3-6,6-1,6-10 |
| ITF M15 Kish Island | 2023/03/06 06:30 | Dimic, Matic v 나다프, 하미드 레자 | 3-6,5-7 |
| ITF M15 Sharm El Sheikh | 2023/02/13 08:00 | Ioannis Kountourakis v Dimic, Matic | 7-5,0-6,10-8 |
| ITF M15 Sharm El Sheikh | 2023/02/12 11:30 | Dimic, Matic v 스투르만, 롤란드 | 6-3,1-6,10-3 |
| ITF M15 Sharm El Sheikh | 2023/02/05 08:00 | Dimic, Matic v Tomas Lanik | 3-6,6-3,4-10 |
| ITF M15 Sharm El Sheikh | 2023/02/01 08:00 | Dimic, Matic v Ammar Faleh Alhogbani | 4-6,2-6 |