Stadium: Court 1 Round: 26 Ground: Hardcourt indoor
| Challenger Glasgow | 2018/05/01 12:20 | Gianluca Mager v JC Aragone | 5-7,3-6 |
| Challenger Tallahassee | 2018/04/25 15:00 | JC Aragone v Max Purcell | 6-7,2-6 |
| Challenger Tallahassee | 2018/04/23 17:10 | Akira Santillan v JC Aragone | 7-5,6-7,3-6 |
| Challenger Sarasota | 2018/04/16 14:00 | JC Aragone v Thomaz Bellucci | 4-6,1-6 |
| ITF USA F8 | 2018/03/25 22:10 | Marcos Giron v JC Aragone | 2-6,4-6 |
| ITF USA F8 | 2018/03/24 20:30 | JC Aragone v Collin Altamirano | 6-0,6-4 |
| ITF USA F8 Qual | 2018/03/24 17:00 | JC Aragone v Deiton Baughman | 6-4,6-4 |
| ITF USA F8 | 2018/03/23 23:00 | JC Aragone v Deiton Baughman | 1-0 |
| Challenger Glasgow | 2018/04/30 13:00 | Riccardo Bellotti v Matteo Viola | 1-6,2-6 |
| Challenger Francavilla | 2018/04/24 13:15 | Luca Vanni v Matteo Viola | 6-2,6-7,6-4 |
| Challenger Francavilla Qual | 2018/04/23 08:00 | Matteo Viola v Luca Vanni | 2-6,6-3,3-6 |
| Challenger Francavilla Qual | 2018/04/22 10:40 | Matteo Viola v Alexandre Muller | 7-6,6-4 |
| Challenger Francavilla Qual | 2018/04/21 13:30 | Matteo Viola v Volodymyr Uzhylovskyi | 6-4,6-2 |
| Challenger Alicante | 2018/04/03 08:00 | Matteo Viola v Mario Vilella Martinez | 4-6,2-6 |
| ITF Croatia F3 | 2018/03/24 10:00 | Matteo Viola v Nino Serdarusic | 1-6,5-7 |
| ITF Croatia F3 | 2018/03/23 12:35 | Matteo Viola v Deni Zmak | 3-6,6-3,6-2 |