Stadium: ourt 6C Round: 45 Ground: Clay
| Genoa, Italy | 2018/09/03 12:00 | Souza, Joao Olavo v Andrea Pellegrino | 6-0,3-6,4-6 |
| Genoa, Italy | 2018/09/03 08:00 | Souza, Joao Olavo v Delic, Mate | 6-2,7-5 |
| Genoa, Italy | 2018/09/02 13:05 | Gianluca Mager v Souza, Joao Olavo | 4-6,4-6 |
| ITF Italy F22 | 2018/08/10 12:40 | Rondoni, Pietro v Souza, Joao Olavo | 6-3,6-7,6-1 |
| ITF Italy F22 | 2018/08/09 15:30 | Elmar Ejupovic v Souza, Joao Olavo | 3-6,4-6 |
| ITF Italy F22 | 2018/08/08 14:30 | Riccardo Bonadio v Souza, Joao Olavo | 6-7,6-4,0-6 |
| ITF Italy F22 | 2018/08/07 15:15 | Santanna, B. v Souza, Joao Olavo | 4-6,2-6 |
| ITF Italy F21 | 2018/08/04 08:30 | Tomas Martin Etcheverry v Souza, Joao Olavo | 6-7,4-6 |
| ATP Gstaad Qual | 2018/07/21 15:05 | Zopp, Jurgen v Molteni, Andres | 6-2,6-3 |
| Challenger Santiago 2 Qual | 2017/11/11 17:00 | Roberto Carballes Baena v Molteni, Andres | 6-0,6-2 |
| Challenger Santiago 2 Qual | 2017/11/11 13:00 | Cuevas, Carlos v Molteni, Andres | 0-6,1-6 |
| Challenger Montevideo Qual | 2017/11/05 15:30 | Arguello, Facundo v Molteni, Andres | 6-7,3-6 |
| Challenger Montevideo Qual | 2017/11/04 14:00 | Molteni, Andres v Genaro Alberto Olivieri | 6-4,6-2 |
| Orleans, France, Qualifying | 2017/09/23 12:40 | Molteni, Andres v Reboul, Fabien | 7-6,3-6,6-7 |
| Orleans, France, Qualifying | 2017/09/23 07:30 | Molteni, Andres v Tabatruong, Maxime | 7-6,6-2 |
| ATP Los Cabos Qual | 2017/07/30 00:10 | Molteni, Andres v Doumbia, Sadio | 4-6,3-6 |