Round: 24 Ground: Hardcourt indoor
| Challenger Columbus | 2019/01/09 17:55 | Bernabe Zapata Miralles v Goncalo Oliveira | 1-6,7-6,7-5 |
| Challenger Columbus | 2019/01/08 16:00 | Souza, Joao Olavo v Goncalo Oliveira | 4-6,1-6 |
| Orlando, USA | 2019/01/02 15:00 | Roberto Cid Subervi v Goncalo Oliveira | 6-3,6-3 |
| Orlando, USA | 2018/12/31 21:50 | Alex Rybakov v Goncalo Oliveira | 6-2,6-7,6-7 |
| ITF Qatar F6 | 2018/12/18 08:55 | Goncalo Oliveira v Schmitz, Constantin | 4-6,3-6 |
| Qatar F5, Simples | 2018/12/15 13:00 | Wang, Tak Khunn v Goncalo Oliveira | 6-3,6-3 |
| Qatar F5, Simples | 2018/12/14 12:00 | Pla Malfeito, Jaume v Goncalo Oliveira | 4-6,4-6 |
| Qatar F5, Simples | 2018/12/13 12:00 | Antoine Bellier v Goncalo Oliveira | 4-6,2-6 |
| Challenger Da Nang | 2019/01/12 04:30 | Granollers, Marcel v Viola, Matteo | 6-2,6-0 |
| Challenger Da Nang | 2019/01/11 06:00 | Thai-Son Kwiatkowski v Viola, Matteo | 7-5,6-7,2-6 |
| Challenger Da Nang | 2019/01/10 05:00 | Yan Bai v Viola, Matteo | 3-6,6-7 |
| Challenger Da Nang | 2019/01/09 07:30 | Benjamin Hassan v Viola, Matteo | 4-6,1-6 |
| Challenger Da Nang | 2019/01/07 08:00 | Wishaya Trongcharoenchaikul v Viola, Matteo | 6-4,3-6,4-6 |
| Challenger Andria | 2018/11/20 17:45 | Viola, Matteo v Stakhovsky, Sergiy | 1-6,5-7 |
| Challenger Bratislava | 2018/11/04 12:20 | Viola, Matteo v Haerteis, Johannes | 3-6,6-7 |
| Challenger Bratislava | 2018/11/03 14:05 | Viola, Matteo v Marek Gengel | 6-2,6-1 |