| ITF M25 Norman | 10/22 15:00 | - | Alejandro M Kretzer v Matthew Forbes | 3-6,3-6 | |
| UTR Pro Norman | 10/05 14:00 | 29 | Ilias Hirani Worthington v Alejandro M Kretzer | 6-3,6-4 | |
| UTR Pro Norman | 10/04 13:00 | 28 | Asahi Harazaki v Alejandro M Kretzer | 4-6,6-2,4-6 | |
| UTR Pro Norman | 10/03 15:00 | - | Nordklev/Storkaas v Alejandro M Kretzer | 4-6,1-6 | |
| UTR Pro Norman | 10/02 19:30 | - | Nicolas Kobelt v Alejandro M Kretzer | 5-7,3-6 | |
| UTR Pro Norman | 09/30 22:35 | - | Oscar Lacides v Alejandro M Kretzer | 6-3,6-7,6-1 | |
| UTR Pro Norman | 09/29 19:30 | - | Alejandro M Kretzer v Arsene Pougault | 6-4,4-6,7-5 | |
| UTR Pro Norman | 08/17 13:30 | 29 | Asahi Harazaki v Alejandro M Kretzer | Retired | |
| UTR Pro Norman | 08/16 15:45 | 28 | Alpes v Alejandro M Kretzer | 3-6,2-6 | |
| UTR Pro Norman | 08/15 15:45 | - | Alejandro M Kretzer v Oscar Corwin | 6-4,6-0 | |
| UTR Pro Norman | 08/14 16:00 | - | Alejandro M Kretzer v Michael Fernandez | 6-3,7-5 | |
| UTR Pro Norman | 08/13 15:35 | - | Abhinav Chunduru v Alejandro M Kretzer | 6-3,3-6,6-7 | |
| UTR Pro Norman | 08/12 13:30 | - | Alejandro M Kretzer v Reid Jarvis | 4-6,1-6 | |
| ITF M15 Monastir | 07/31 08:00 | - | Alejandro M Kretzer v Enzo Wallart | 5-7,2-6 | |
| ITF M15 Monastir | 07/30 08:00 | - | Louis Tessa v Alejandro M Kretzer | 7-6,6-7,2-5 | |
| ITF M15 Monastir | 07/29 09:30 | - | Alejandro M Kretzer v Viktor Frydrych | 7-5,7-6 | |
| ITF M15 Monastir | 07/23 08:00 | - | Niccolo Baroni v Alejandro M Kretzer | 6-1,6-4 | |
| ITF M15 Monastir | 07/22 08:30 | - | Luiz Felipe Silva v Alejandro M Kretzer | 4-6,3-6 | |
| ITF M15 Monastir | 06/25 08:30 | - | Alejandro M Kretzer v Sam Ryan Ziegann | 4-6,2-6 | |
| ITF M15 Monastir | 06/23 08:30 | - | Alejandro M Kretzer v Carl Holder | 6-2,6-3 | |
| ITF M15 Monastir | 06/16 10:02 | - | Hugo Coquelin v Alejandro M Kretzer | 6-3,6-4 | |
| ITF M25 Martos | 06/10 09:00 | - | Andres F Canovas v Alejandro M Kretzer | 7-5,6-2 | |
| ITF M15 Madrid | 12/04 08:30 | 25 | Alejandro M Kretzer v Alejandro Manzanera Pertusa | 1-6,6-7 | |
| ITF M15 Madrid | 11/26 09:55 | 25 | Hazem Naw v Alejandro M Kretzer | 6-3,6-3 | |
| ITF M15 Alcala De Henares | 11/20 08:35 | 25 | Alejandro M Kretzer v Ivan Marrero Curbelo | 2-6,7-6,2-6 | |
| ITF M15 Castellon | 10/16 16:25 | 25 | Ignacio Parisca v Alejandro M Kretzer | 6-4,6-2 | |
| ITF M25 Denia | 07/24 10:05 | 25 | Alejandro M Kretzer v Lautaro Midon | 0-6,0-6 | |
| ITF M15 Telde | 04/16 10:10 | 25 | Albert Pedrico Kravtsov v Alejandro M Kretzer | Retired | |
| ITF M15 Telde | 04/15 08:00 | 54 | Alejandro M Kretzer v Kuangqing Xu | 6-3,6-2 | |
| ITF M15 Telde | 04/14 08:00 | 54 | Alejandro M Kretzer v Yannick Penkner | 6-4,6-2 |