Round: 62 Ground: Clay
| ITF Bolivia F1 | 2015/09/08 21:00 | Tumasonis, Gabriel Pascotto v 델리엔 벨라스코, 머켈 알레잔드로 | 1-6,3-6 |
| ITF Bolivia F1 | 2015/09/06 14:00 | Tumasonis, Gabriel Pascotto v 로자스, 마르코-안토니오 | 7-5,6-2 |
| ITF Bolivia F1 | 2015/09/05 13:00 | Tumasonis, Gabriel Pascotto v 도라도, 알레잔드로 | 6-1,6-0 |
| ITF Brazil F4 | 2015/08/18 15:30 | Rodrigues Girotto, Alexandre Gabriel v Tumasonis, Gabriel Pascotto | 7-5,2-6,7-5 |
| ITF Brazil F3 | 2015/06/21 12:00 | Bertucci, Federico Nicolas v Tumasonis, Gabriel Pascotto | 6-2,6-2 |
| ITF Brazil F1 | 2015/06/06 18:10 | Tumasonis, Gabriel Pascotto v Suarez Gonzalez, Agustin | 7-6,6-2 |
| ITF Colombia F3 | 2015/05/26 15:00 | 갈란, 다니엘 엘라히 v Tumasonis, Gabriel Pascotto | 6-3,6-7,6-4 |
| ITF Colombia F2 | 2015/05/19 19:45 | Tumasonis, Gabriel Pascotto v Salamanca Caicedo, Carlos | 3-6,4-6 |
| ITF Bolivia F1 | 2015/09/05 13:00 | Irarrazabal, Gerardo v Cabrera, Guillermo | 4-6,2-6 |
| ITF Brazil F3 | 2015/06/23 13:00 | Irarrazabal, Gerardo v 루즈, 올란도 | 1-6,6-2,2-6 |
| ITF Brazil F3 | 2015/06/21 12:00 | 도리아, 루시아노 v Irarrazabal, Gerardo | 4-6,2-6 |
| ITF Brazil F3 | 2015/06/20 12:00 | Irarrazabal, Gerardo v 브리토, 루이스 | 7-5,6-3 |
| ITF Brazil F2 | 2015/06/13 12:30 | Irarrazabal, Gerardo v 모레노, 페데리코 | 4-6,6-4,4-6 |
| ITF Argentina F5 | 2015/05/10 12:30 | Maresca, Santiago v Irarrazabal, Gerardo | 6-2,6-4 |
| ITF Argentina F5 | 2015/05/09 12:00 | Irarrazabal, Gerardo v Gomez, Federico Agustin | 6-4,3-6,6-2 |
| ITF Argentina F4 | 2015/05/03 13:00 | Villarruel, Santiago v Irarrazabal, Gerardo | 6-2,6-7,6-4 |