Stadium: Pista Central Round: 24 Ground: Hardcourt outdoor
| Challenger - Santiago | 2019/03/07 14:00 | Alessandro Giannessi v Arguello, Facundo | 4-6,6-4,6-1 |
| Challenger - Santiago | 2019/03/05 20:40 | Souza, Joao Olavo v Arguello, Facundo | 6-4,3-6,4-6 |
| Sao Paulo, Brazil | 2019/02/23 23:45 | Federico Coria v Arguello, Facundo | 6-1,6-4 |
| ATP - Cordoba | 2019/02/02 22:05 | Lorenzi, Paolo v Arguello, Facundo | 3-6,6-3,6-4 |
| Challenger - Punta del Este | 2019/01/27 22:00 | Thiago Monteiro v Arguello, Facundo | 3-6,6-2,6-3 |
| Challenger - Punta del Este | 2019/01/27 00:40 | Facundo Bagnis v Arguello, Facundo | 2-6,2-6 |
| Challenger - Punta del Este | 2019/01/26 01:05 | Arguello, Facundo v Londero, Juan Ignacio | 7-6,3-6,6-1 |
| Challenger - Punta del Este | 2019/01/24 17:30 | Dutra Silva, Rogerio v Arguello, Facundo | 3-6,4-6 |
| Marbella, Spain | 2019/03/27 10:00 | Gimeno-Traver, Daniel v Arnaboldi, Andrea | 3-6,4-6 |
| Marbella, Spain | 2019/03/25 15:35 | Gimeno-Traver, Daniel v Krawietz, Kevin | 6-1,6-1 |
| Challenger - Santiago | 2019/03/07 19:35 | Gimeno-Traver, Daniel v Kimmer Coppejans | 1-6,6-3,1-6 |
| Challenger - Santiago | 2019/03/06 20:30 | Gimeno-Traver, Daniel v Escobar, Gonzalo | 6-3,6-4 |
| Sao Paulo, Brazil | 2019/02/23 22:20 | Martin, Andrej v Gimeno-Traver, Daniel | 6-3,6-1 |
| Challenger - Cherbourg | 2019/02/12 11:40 | Gimeno-Traver, Daniel v Crepatte, Baptiste | 6-7,2-6 |
| Sofia, Bulgaria | 2019/02/03 10:00 | Maden, Yannick v Gimeno-Traver, Daniel | 7-5,6-1 |
| Challenger - Quimper | 2019/01/28 19:40 | Gimeno-Traver, Daniel v Kamke, Tobias | 2-6,4-6 |