Stadium: Court 1 Round: 25 Ground: Carpet indoor
| ITF Greece F6 | 2017/10/28 07:00 | Vaclav Safranek v Matteo Viola | 7-6,1-6,6-7 |
| Challenger Scheveningen | 2018/07/16 13:20 | Lukas Rosol v Vaclav Safranek | 6-3,6-2 |
| Challenger Bastad | 2018/07/12 11:20 | Vaclav Safranek v Pedro Martinez | 5-7,2-6 |
| Challenger Bastad | 2018/07/11 09:00 | Di Wu v Vaclav Safranek | 6-1,4-6,2-6 |
| Challenger Bastad | 2018/07/09 09:00 | Vaclav Safranek v Filip Bergevi | 6-3,0-6,7-5 |
| Challenger Marburg Qual | 2018/06/30 08:00 | Vaclav Safranek v Tristan Lamasine | 4-6,6-2,6-7 |
| Wimbledon Qual | 2018/06/25 13:45 | Lorenzo Sonego v Vaclav Safranek | 7-6,7-5 |
| Challenger Poprad Tatry | 2018/06/20 14:40 | Attila Balazs v Vaclav Safranek | 6-1,6-0 |
| Challenger Poprad Tatry | 2018/06/19 10:55 | Pedja Krstin v Vaclav Safranek | 5-7,6-4,6-7 |
| Challenger San Benedetto | 2018/07/20 17:00 | Sergio Gutierrez-Ferrol v Matteo Viola | 6-1,6-0 |
| Challenger San Benedetto | 2018/07/19 18:10 | Matteo Viola v Joao Domingues | 2-6,6-3,6-3 |
| Challenger San Benedetto | 2018/07/17 15:05 | Matteo Viola v Pietro Rondoni | 7-6,6-2 |
| ATP Eastbourne Qual | 2018/06/24 10:00 | Alex De Minaur v Matteo Viola | 6-2,6-4 |
| ATP Eastbourne Qual | 2018/06/23 11:15 | Andrew Whittington v Matteo Viola | 6-4,4-6,2-6 |
| Challenger Poprad Tatry | 2018/06/19 11:15 | Attila Balazs v Matteo Viola | 6-3,6-3 |
| ATP Stuttgart | 2018/06/12 09:00 | Gilles Simon v Matteo Viola | 6-0,6-3 |
| ATP Stuttgart Qual | 2018/06/10 11:00 | Tim Puetz v Matteo Viola | 3-6,6-7 |