Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Wroclaw | 2023/06/25 09:00 | 크로우체비츠, 크리스 v 알타미라노, 콜린 | 3-6,0-6 |
| Saarlouis, Singles Qualifying M-ITF-GER-07A | 2023/06/22 10:15 | Joao Fonseca v 알타미라노, 콜린 | 6-2,6-3 |
| Saarlouis, Singles Qualifying M-ITF-GER-07A | 2023/06/21 09:20 | 알타미라노, 콜린 v 안드라드, 안드레스 | 7-6,2-6,6-3 |
| Saarlouis, Singles Qualifying M-ITF-GER-07A | 2023/06/19 09:30 | 파스벤더, 보리스 v 알타미라노, 콜린 | 2-6,7-6,8-10 |
| Saarlouis, Singles Qualifying M-ITF-GER-07A | 2023/06/18 09:00 | 스드줌, 마르셀 마를론 v 알타미라노, 콜린 | 1-6,2-6 |
| ITF M25 Grasse | 2023/06/11 07:30 | Donnet, Etienne v 알타미라노, 콜린 | 3-6,6-4,10-6 |
| ITF M25 Carnac | 2023/05/30 16:20 | Droguet, Titouan v 알타미라노, 콜린 | 6-1,6-2 |
| ITF M25 Carnac | 2023/05/29 11:50 | Loann Massard v 알타미라노, 콜린 | 6-2,4-6,5-10 |
| ITF M15 Wroclaw | 2023/06/25 08:00 | 아다메크, 마카리 v Michael Agwi | 1-6,2-6 |
| ITF M25 Most | 2023/05/24 07:55 | Michael Agwi v 스쿠이레, 헨리 | 0-6,0-6 |
| ITF M25 Most | 2023/05/23 09:50 | Michael Agwi v Lukas Janousek | 6-1,6-3 |
| ITF M25 Most | 2023/05/22 08:00 | Michael Agwi v Formella, Leon | 6-2,6-0 |
| ITF M25 Most | 2023/05/21 08:00 | Michael Agwi v Jiri Krouzek | 1-6,7-6,10-1 |
| ITF M25 Prague | 2023/05/16 08:55 | Michael Agwi v 펠린, 크리스티안 | 3-6,3-6 |
| ITF M25 Prague | 2023/05/15 10:45 | Michael Agwi v Jiri Krouzek | 6-3,6-1 |
| ITF M25 Prague | 2023/05/14 12:30 | Michael Agwi v Jakub Filip | 6-1,6-2 |