Stadium: Court 2 Round: 45 Ground: Clay
| Challenger Poprad Tatry Qual | 2018/06/16 10:50 | Romboli, Fernando v Patrik Rikl | 4-6,3-6 |
| Challenger Puerto Vallarta Qual | 2018/04/28 16:00 | Endara, Ivan v Romboli, Fernando | 6-7,6-4,6-4 |
| Challenger Panama City Qual | 2018/03/31 21:10 | Rodriguez, Cristian v Romboli, Fernando | 3-6,6-2,6-3 |
| Challenger Le Gosier Qual | 2018/03/26 18:30 | Jomby, Tom v Romboli, Fernando | 6-3,6-2 |
| Challenger Morelos Qual | 2018/02/17 17:40 | Romboli, Fernando v Federico Zeballos | 3-6,2-6 |
| ITF Peru F2 | 2017/12/20 18:10 | Daniel Elahi Galan v Romboli, Fernando | 7-6,6-3 |
| ITF Peru F2 | 2017/12/18 21:45 | Romboli, Fernando v Rosas, Juan Jose | 6-0,6-3 |
| ITF Peru F1 | 2017/12/14 00:45 | Romboli, Fernando v Echazu, Mauricio | 6-1,3-6,5-7 |
| ITF Germany F13 | 2018/08/23 13:15 | Lenz, Julian v Christoph Negritu | 6-7,0-6 |
| ITF Germany F13 | 2018/08/22 08:00 | Lenz, Julian v Schmidt, Gabriel | 6-3,6-3 |
| ITF Germany F13 | 2018/08/20 09:00 | Lenz, Julian v Rehberg, Marvin | 6-4,6-3 |
| ITF Germany F13 | 2018/08/19 14:00 | Lenz, Julian v Laurin Aerne | 6-1,6-1 |
| Meerbusch, Allemagne, Qualifications | 2018/08/11 13:20 | Raul Brancaccio v Lenz, Julian | 6-1,6-2 |
| Challenger Pullach Qual | 2018/08/05 10:00 | Lenz, Julian v Gianluca Mager | 4-6,3-6 |
| Challenger Pullach Qual | 2018/08/04 09:00 | Sieber, Marc v Lenz, Julian | 4-6,6-4,4-6 |
| Germany F8, Singles | 2018/07/21 14:35 | Orlando Luz v Lenz, Julian | 6-3,6-3 |