Stadium: Court 10 Round: 44 Ground: Hardcourt outdoor
| ATP Indian Wells | 2018/03/11 21:20 | Ruben Bemelmans v Leonardo Mayer | 4-6,1-6 |
| ATP Indian Wells Qual | 2018/03/07 19:00 | Ruben Bemelmans v Tim Smyczek | 3-6,6-7 |
| ATP Indian Wells Qual | 2018/03/06 20:35 | Ruben Bemelmans v Tristan Boyer | 6-1,7-6 |
| ATP Marseille | 2018/02/20 13:20 | Ruben Bemelmans v Karen Khachanov | 3-6,6-7 |
| ATP Marseille Qual | 2018/02/19 11:00 | Ruben Bemelmans v Calvin Hemery | 6-4,6-4 |
| ATP Marseille Qual | 2018/02/18 09:00 | Ruben Bemelmans v Javier Marti | 6-1,6-1 |
| ATP Rotterdam | 2018/02/14 18:30 | Roger Federer v Ruben Bemelmans | 6-1,6-2 |
| ATP Rotterdam Qual | 2018/02/11 10:00 | Ruben Bemelmans v Tim Van Rijthoven | 6-4,6-3 |
| Challenger Santiago | 2018/03/06 17:50 | Joao Souza v Carlos Gomez-Herrera | 3-6,1-6 |
| Challenger Santiago Qual | 2018/03/05 14:00 | Joao Souza v Pedro Cachin | 5-7,6-7 |
| Challenger Santiago Qual | 2018/03/04 15:50 | Joao Souza v Victor Nunez | 6-2,6-1 |
| Challenger Santiago Qual | 2018/03/03 17:40 | Joao Souza v Martin Cuevas | 6-3,2-6,6-4 |
| ATP Rio De Janeiro Qual | 2018/02/17 20:45 | Carlos Berlocq v Joao Souza | 6-1,7-5 |
| ATP Buenos Aires Qual | 2018/02/10 14:00 | Joao Souza v Gastao Elias | 6-4,3-6,0-6 |
| ATP Quito Qual | 2018/02/04 18:45 | Facundo Bagnis v Joao Souza | 6-3,6-4 |
| ATP Quito Qual | 2018/02/03 20:32 | Jan Hernych v Joao Souza | 3-6,3-5 |