| ITF - M25 - Tucumán | 03/02 13:00 | 26 | Juan Bautista Torres v Alejo Lorenzo Lingua Lavallen | 6-7,6-1,6-3 | |
| ITF - M25 - Tucumán | 03/01 12:00 | 25 | Joao Lucas Reis da Silva v Alejo Lorenzo Lingua Lavallen | 6-2,5-7,5-7 | |
| ITF - M15 - Tucumán | 02/23 13:30 | 26 | Alejo L L Lavallen v Lorenzo Joaquin Rodriguez | 1-6,3-6 | |
| ITF - M15 - Tucumán | 02/21 19:05 | 25 | Alejo L L Lavallen v Tomas R Sierra | 7-6,6-1 | |
| ITF - M15 - Córdoba | 11/10 13:00 | 26 | Alejo Lorenzo Lingua Lavallen v Luciano Emanuel Ambrogi | 4-6,6-7 | |
| ITF - M15 - Córdoba | 11/09 13:00 | 25 | Alejo Lorenzo Lingua Lavallen v Luciano Doria | 6-1,6-4 | |
| Challenger - Buenos Aires | 09/26 14:00 | 19 | [297] Nicolas Alvarez v Alejo Lorenzo Lingua Lavallen [476] | 1-6,6-1,6-4 | |
| Challenger - Buenos Aires | 09/25 13:00 | 14 | Mariano Kestelboim v Alejo Lorenzo Lingua Lavallen | 5-7,3-6 | |
| Challenger - Villa Maria | 09/20 22:05 | 25 | [460] Alejo Lorenzo Lingua Lavallen v Camilo Ugo Carabelli [119] | 2-6,0-6 | |
| Challenger - Villa Maria | 09/19 16:55 | 19 | Alejo Lorenzo Lingua Lavallen v Tomas Farjat | 6-4,6-1 | |
| Challenger - Villa Maria | 09/18 18:15 | 14 | Alejo Lorenzo Lingua Lavallen v Andres Gabriel Ciurletti | 6-4,6-4 | |
| ITF - M25 - Santander | 08/22 16:40 | 25 | Alejo Lorenzo Lingua Lavallen v Alejandro Manzanera Pertusa | 4-6,7-6,5-7 | |
| Challenger - Buenos Aires | 06/20 19:15 | 25 | [400] Alejo Lorenzo Lingua Lavallen v Felipe Meligeni Rodrigues Alves [213] | 2-6,6-7 | |
| Challenger - Corrientes | 06/17 14:25 | 27 | [426] Alejo Lorenzo Lingua Lavallen v Roman A Burruchaga [394] | 3-6,4-6 | |
| Challenger - Corrientes | 06/16 15:40 | 26 | [351] Facundo Juarez v Alejo Lorenzo Lingua Lavallen [426] | 7-6,6-7,5-7 | |
| Challenger - Corrientes | 06/13 16:05 | 25 | [364] Arklon H D P Cordova v Alejo Lorenzo Lingua Lavallen [426] | 1-6,1-6 | |
| ITF - M15 - Quito | 05/27 17:20 | 27 | Alejo L L Lavallen v Juan Bautista Otegui | 6-7,6-4,5-7 | |
| ITF - M15 - Quito | 05/26 15:00 | 26 | Alejo L L Lavallen v Igor Gimenez | 6-4,6-4 | |
| ITF - M15 - Quito | 05/25 18:25 | 25 | Alejo L L Lavallen v Luciano Emanuel Ambrogi | 6-1,6-3 | |
| Challenger - Coquimbo | 05/10 14:00 | 25 | [362] Adrian Andreev v Alejo L L Lavallen [415] | 6-2,6-4 | |
| Challenger - Salvador De Bahia | 05/03 14:35 | 25 | [389] Joao Domingues v Alejo L L Lavallen [426] | Retired | |
| Challenger - Salvador De Bahia | 05/02 13:00 | - | Alejo L L Lavallen v Fernando Yamacita | 6-7,6-4,6-2 | |
| Challenger - Buenos Aires | 04/27 14:50 | 26 | [437] Alejo Lorenzo Lingua Lavallen v Felipe M R Alves [192] | 1-6,3-6 | |
| Challenger - Buenos Aires | 04/25 18:40 | 25 | [445] Gustavo Heide v Alejo Lorenzo Lingua Lavallen [437] | 6-7,6-7 | |
| ITF - M25 - Rosario | 04/09 18:15 | 28 | Alejo Lorenzo Lingua Lavallen v Franco Emanuel Egea | 4-6,6-7 | |
| ITF - M25 - Rosario | 04/08 16:35 | 27 | Alejo Lorenzo Lingua Lavallen v Leonardo Aboian | 6-7,7-6,6-2 | |
| ITF - M25 - Rosario | 04/07 17:10 | 26 | Alejo Lorenzo Lingua Lavallen v Luciano Doria | 6-3,6-1 | |
| ITF - M25 - Rosario | 04/06 17:40 | 25 | [481] Murkel Dellien v Alejo Lorenzo Lingua Lavallen [462] | 6-4,1-6,3-6 | |
| ITF - M25 - Rosario | 04/01 15:45 | 27 | Alejo L L Lavallen v Gonzalo Villanueva | 6-4,3-6,5-7 | |
| ITF - M25 - Rosario | 03/31 15:05 | 26 | Alejo L L Lavallen v Gabriel Alejandro Hidalgo | 4-6,7-5,6-4 |