Stadium: Court 13 Round: 62 Ground: Hardcourt outdoor
| ITF Spain F19 Qual | 2018/07/15 07:30 | Ross, Gianni v Alemany, Pablo | 6-1,7-6 |
| ITF Spain F19 Qual | 2018/07/14 07:30 | Ross, Gianni v Busch, Ruben | 6-0,6-2 |
| ITF USA F18 | 2018/06/27 19:50 | Arconada, Jordi v Ross, Gianni | 1-6,6-2,7-6 |
| ITF USA F16 | 2018/06/23 14:30 | Ross, Gianni v Kalovelonis, Markos | 6-7,5-7 |
| ITF USA F16 | 2018/06/22 19:00 | Johns, Collin v Ross, Gianni | 4-6,4-6 |
| ITF USA F16 | 2018/06/21 19:50 | Ross, Gianni v Mcnally, John | 6-4,6-2 |
| ITF USA F16 | 2018/06/20 17:30 | Ross, Gianni v Dan Martin | 4-6,6-1,7-6 |
| ITF USA F16 | 2018/06/18 17:00 | Ross, Gianni v Sundaram, Ritik | 6-2,6-2 |
| ITF Spain F19 Qual | 2018/07/15 07:30 | Sarrio Tamarit, Carles v Guerrero, Jeff | 4-6,6-4,5-7 |
| ITF Spain F19 Qual | 2018/07/14 07:30 | Berry Leon, Juan Pablo v Guerrero, Jeff | 1-6,0-6 |
| Tunisia F22, Singles Qualifying | 2018/06/04 09:00 | Uspensky, Dennis v Guerrero, Jeff | 6-4,7-5 |
| Tunisia F22, Singles Qualifying | 2018/06/03 09:00 | Neil Oberleitner v Guerrero, Jeff | 5-7,0-6 |
| ITF Spain F13 | 2018/05/27 10:30 | Recci, Mason v Guerrero, Jeff | 6-1,6-7,6-1 |
| ITF Egypt F17 | 2018/05/09 08:00 | Guerrero, Jeff v Magnusson, Anton | 3-6,5-7 |
| ITF Egypt F17 | 2018/05/07 08:30 | Mousa Alkotop v Guerrero, Jeff | 1-6,3-6 |
| ITF Egypt F16 | 2018/04/28 10:00 | Guerrero, Jeff v Bachmaier, Philip | 1-6,3-6 |