| Challenger Winnetka | 07/10 18:45 | 25 | [192] Thanasi Kokkinakis v Alejandro Gonzalez [382] | 6-4,6-3 | |
| Challenger Winnetka | 07/08 17:50 | 24 | [397] Kevin King v Alejandro Gonzalez [382] | 3-6,3-6 | |
| ITF M25 Tulsa | 06/20 18:40 | 26 | Alejandro Gonzalez v Nick Chappell | 6-2,5-7,6-7 | |
| ITF M25 Tulsa | 06/18 19:20 | 25 | Alejandro Gonzalez v William Bushamuka | 6-1,6-3 | |
| Challenger Columbus | 06/13 21:35 | 26 | [397] Alejandro Gonzalez v Ji Sung Nam [349] | 4-6,2-6 | |
| Challenger Columbus | 06/12 18:25 | 25 | [143] Michael Mmoh v Alejandro Gonzalez [397] | Retired | |
| Challenger Columbus | 06/11 20:30 | 24 | [397] Alejandro Gonzalez v Nicolas Mejia [475] | 6-2,6-4 | |
| Challenger Columbus | 06/10 18:00 | 166 | Alejandro Gonzalez v Aleksandar Kovacevic | 6-4,6-7,6-2 | |
| Challenger Little Rock | 06/04 22:50 | 24 | [393] Alejandro Gonzalez v Alexander Ritschard [487] | 4-6,4-6 | |
| Challenger Samarkand | 05/13 09:25 | 24 | [393] Alejandro Gonzalez v Denis Yevseyev [310] | 3-6,7-6,4-6 | |
| Challenger Braga | 05/06 15:20 | 24 | [392] Alejandro Gonzalez v Benjamin Bonzi [294] | 1-6,4-6 | |
| Challenger Savannah | 05/02 18:35 | 26 | [409] Alejandro Gonzalez v Tommy Paul [143] | 6-4,6-7,5-7 | |
| Challenger Savannah | 05/01 17:05 | 25 | [197] Emilio Gomez v Alejandro Gonzalez [409] | 0-6,3-6 | |
| Challenger Savannah | 04/29 21:00 | 24 | Alejandro Gonzalez v Jordi Arconada | 6-4,6-2 | |
| Challenger Tallahassee | 04/23 15:20 | 25 | [133] Corentin Moutet v Alejandro Gonzalez [352] | Retired | |
| Challenger Tallahassee | 04/22 16:05 | 24 | [352] Alejandro Gonzalez v Vincent Millot [341] | 6-2,6-3 | |
| Challenger Sarasota | 04/16 14:00 | 24 | [304] Martin Cuevas v Alejandro Gonzalez [349] | 6-4,6-2 | |
| ITF M15 Sunrise | 04/13 15:20 | 28 | Sebastian Korda v Alejandro Gonzalez | 3-6,6-2,6-1 | |
| ITF M15 Sunrise | 04/12 15:00 | 27 | Juan Ignacio Galarza v Alejandro Gonzalez | 6-2,6-7,1-6 | |
| ITF M15 Sunrise | 04/11 15:55 | 26 | Maksim Tikhomirov v Alejandro Gonzalez | 3-6,2-6 | |
| ITF M15 Sunrise | 04/10 14:00 | 25 | Jenson Brooksby v Alejandro Gonzalez | 4-6,6-4,4-6 | |
| Challenger Santiago | 03/05 14:00 | 24 | [363] Tung-Lin Wu v Alejandro Gonzalez [346] | 6-2,6-4 | |
| Challenger Morelos | 02/20 18:25 | 25 | [343] Alejandro Gonzalez v Evan King [308] | 4-6,3-6 | |
| Challenger Morelos | 02/19 16:00 | 24 | [343] Alejandro Gonzalez v Johannes Haerteis [381] | 6-3,6-1 | |
| Davis Cup | 02/02 18:45 | - | [337] Alejandro Gonzalez v Elias Ymer [116] | 6-3,6-3 | |
| Challenger Punta del Este | 01/23 16:55 | 25 | [136] Rogerio Dutra Silva v Alejandro Gonzalez [326] | 7-6,6-2 | |
| Challenger Punta del Este | 01/21 18:55 | 24 | [326] Alejandro Gonzalez v Juan Ignacio Galarza [470] | 7-5,6-3 | |
| Challenger Columbus | 01/07 16:30 | 24 | [291] Jan Choinski v Alejandro Gonzalez [319] | 6-2,6-3 | |
| Challenger Orlando | 12/31 19:00 | - | [312] Alejandro Gonzalez v Stefan Kozlov [316] | Cancelled | |
| Challenger Houston | 11/11 16:00 | 46 | [378] Alejandro Gonzalez v Alexis Galarneau [476] | 6-3,4-6,4-6 |