| ITF - M25 Calabasas | 10/26 17:00 | 54 | Shabaz, Michael v Reyes, Nicholas Alexander | 7-5,6-3 | |
| Vero Beach, Fl, Singles Qualifying M-ITF-USA-17A | 10/18 16:00 | 54 | Reyes, Nicholas Alexander v Cazaban, Hugo | 6-4,3-6,5-10 | |
| ITF M15 Ithaca | 10/05 13:00 | 54 | Reyes, Nicholas Alexander v Miralles, Borja | 5-7,4-6 | |
| ITF M25 Caslano | 08/24 07:30 | 54 | Reyes, Nicholas Alexander v Noah Schlagenhauf | Retired | |
| ITF M25 Caslano | 08/23 12:05 | 54 | Reyes, Nicholas Alexander v Luca Teboul | 4-6,6-3,10-1 | |
| ITF M25 Muttenz | 08/16 13:35 | 54 | Reyes, Nicholas Alexander v Raffael Schaer | Retired | |
| ITF M25 Weston | 06/29 21:00 | 54 | Anthrop, Jack v Reyes, Nicholas Alexander | 6-4,6-4 | |
| Las Vegas, Singles M-ITF-USA-07A | 03/03 19:25 | 54 | Reyes, Nicholas Alexander v Micah Braswell | 4-6,3-6 | |
| Las Vegas, Singles M-ITF-USA-07A | 03/02 18:00 | 54 | Reyes, Nicholas Alexander v Steinhausen, Julian Noah | 6-3,6-2 | |
| ITF M15 Cancun | 12/10 14:00 | 25 | Bradley, Julian v Reyes, Nicholas Alexander | Retired | |
| ITF M15 Cancun | 12/03 14:00 | 25 | Eduardo Ribeiro v Reyes, Nicholas Alexander | 6-4,6-2 | |
| ITF M15 Cancun | 11/19 14:00 | 44 | Patino, Luis v Reyes, Nicholas Alexander | 6-4,6-2 | |
| ITF M15 Cancun | 11/18 13:45 | 44 | Jesse Flores v Reyes, Nicholas Alexander | 6-3,2-6,9-11 | |
| ITF M15 Cancun | 11/17 18:00 | 44 | Babji Siva Atturu v Reyes, Nicholas Alexander | 0-6,1-6 | |
| ITF M15 Cancun | 11/12 14:00 | 44 | Da Silva, Gabriel Ciro v Reyes, Nicholas Alexander | 3-6,7-5,10-6 | |
| ITF M15 Cancun | 11/11 17:00 | 44 | Ibrahim, James v Reyes, Nicholas Alexander | 2-6,6-4,8-10 | |
| ITF M15 Cancun | 11/10 14:00 | 44 | Mayagoitia, Ricardo David v Reyes, Nicholas Alexander | 3-6,7-5,8-10 | |
| ITF M25 Malibu | 11/04 18:00 | 54 | Hovhannisyan, Mousheg v Reyes, Nicholas Alexander | 6-1,6-4 | |
| ITF M15 Cancun | 10/08 18:20 | 25 | Reyes, Nicholas Alexander v Hernandez Serrano, Juan Alejandro | 4-6,3-6 | |
| Santa Tecla, Singles M-ITF-ESA-01A | 10/03 15:00 | 26 | Reyes, Nicholas Alexander v Panta Herreros, Jorge Brian | 1-6,3-6 | |
| Santa Tecla, Singles M-ITF-ESA-01A | 09/30 23:30 | 25 | Diego Duran v Reyes, Nicholas Alexander | 5-7,1-6 | |
| ITF M15 Cancun | 08/29 14:00 | 26 | Thirouin, Jean v Reyes, Nicholas Alexander | 6-2,6-2 | |
| ITF M15 Cancun | 08/28 16:55 | 25 | Reyes, Nicholas Alexander v Harrison Adams | Retired | |
| ITF M15 Cancun | 08/26 20:00 | 54 | Reyes, Nicholas Alexander v Jack Gibbens | 6-3,7-5 | |
| ITF M15 Cancun | 08/26 15:30 | 54 | Reyes, Nicholas Alexander v Erramuspe, Francisco | 3-6,6-1,10-7 | |
| ITF M15 Cancun | 08/21 14:30 | 25 | Reyes, Nicholas Alexander v Miles Jones | 4-6,3-6 | |
| ITF M15 Cancun | 08/19 20:00 | 54 | Reyes, Nicholas Alexander v Ma, Jiaxi | 2-6,6-3,10-6 | |
| ITF M15 Cancun | 08/15 19:10 | 26 | Brymer, Gage v Reyes, Nicholas Alexander | 6-4,6-4 | |
| ITF M15 Cancun | 08/14 17:00 | 25 | Diego Bustamante v Reyes, Nicholas Alexander | 1-6,1-6 | |
| Washington, USA | 07/27 16:10 | 45 | Reyes, Nicholas Alexander v Young, Donald | 2-6,0-6 |