Stadium: Court 2 Round: 45 Ground: Clay
| Challenger Mestre Qual | 2018/05/19 08:30 | Daniel Masur v Evan Song | 6-4,6-2 |
| Challenger Puerto Vallarta | 2018/05/01 17:00 | Evan Song v Roberto Quiroz | 6-7,3-6 |
| Challenger Puerto Vallarta Qual | 2018/04/30 18:00 | Evan Song v Christopher Diaz-Figueroa | 6-3,2-6,6-4 |
| Challenger Puerto Vallarta Qual | 2018/04/29 16:00 | Evan Song v Mauricio Echazu | 4-6,6-1,6-4 |
| Challenger Panama City | 2018/04/03 19:00 | Evan Song v Rogerio Dutra Silva | 3-6,6-4,6-4 |
| Challenger Panama City Qual | 2018/04/01 16:00 | Evan Song v Pavel Krainik | 4-6,7-5,6-2 |
| Challenger Panama City Qual | 2018/03/31 20:45 | Evan Song v Shalva Dzhanashia | 6-3,7-6 |
| Challenger Le Gosier | 2018/03/29 18:00 | Evan Song v Ruben Bemelmans | 4-6,4-6 |
| ITF Bosnia and Herzegovina F2 | 2018/05/24 11:35 | Ioannis Stergiou v Danylo Kalenichenko | 6-1,7-6 |
| ITF Bosnia and Herzegovina F2 | 2018/05/23 08:00 | Lingxi Zhao v Danylo Kalenichenko | 6-7,6-0,2-6 |
| ITF Nigeria F3 | 2018/04/30 13:15 | Youssef Hossam v Danylo Kalenichenko | 6-2,6-2 |
| ITF Nigeria F2 | 2018/04/25 09:00 | Danylo Kalenichenko v Maximilian Neuchrist | 4-6,2-6 |
| ITF Nigeria F2 | 2018/04/23 09:00 | Danylo Kalenichenko v Hugo Largo | 6-4,3-6,6-4 |
| ITF Nigeria F1 | 2018/04/20 11:05 | Danylo Kalenichenko v Joao Menezes | 1-6,1-6 |
| ITF Nigeria F1 | 2018/04/19 10:40 | Danylo Kalenichenko v Tukhula Jacobs | 6-1,6-3 |
| ITF Nigeria F1 | 2018/04/18 09:00 | Ivan Sabanov v Danylo Kalenichenko | 4-6,3-6 |