Stadium: Court 1 Round: 25 Ground: Carpet indoor
| ITF Greece F6 | 2017/10/28 07:00 | Safranek, Vaclav v Viola, Matteo | 7-6,1-6,6-7 |
| Florence, Italy | 2018/09/30 11:40 | Forti, Francesco v Safranek, Vaclav | 7-5,4-6,7-5 |
| Florence, Italy | 2018/09/29 12:35 | Luca Giacomini v Safranek, Vaclav | 4-6,3-6 |
| Istanbul, Turkey | 2018/09/11 08:00 | Safranek, Vaclav v Benjamin Bonzi | 1-6,4-6 |
| US Open, New York, USA | 2018/08/22 15:00 | Brands, Daniel v Safranek, Vaclav | 6-4,7-6 |
| Portoroz, Slovénie | 2018/08/07 09:30 | Safranek, Vaclav v Nino Serdarusic | 6-7,2-6 |
| Challenger Liberec | 2018/08/01 14:00 | Safranek, Vaclav v Joao Domingues | 4-6,0-6 |
| Challenger Liberec | 2018/07/30 14:00 | Balazs, Attila v Safranek, Vaclav | 4-6,2-6 |
| Challenger - Prague | 2018/07/27 10:30 | Horansky, Filip v Safranek, Vaclav | 0-6,6-2,6-1 |
| Challenger - Barcelone | 2018/10/11 10:50 | Viola, Matteo v Miljan Zekic | 4-6,5-7 |
| Challenger - Barcelone | 2018/10/10 10:00 | Guez, David v Viola, Matteo | 6-7,3-6 |
| Challenger Sibiu | 2018/09/18 12:10 | Viola, Matteo v Nino Serdarusic | 2-6,7-6,1-6 |
| Istanbul, Turkey | 2018/09/14 13:25 | Fabbiano, Thomas v Viola, Matteo | 3-6,6-2,6-4 |
| Istanbul, Turkey | 2018/09/13 08:00 | Viola, Matteo v Constant Lestienne | 6-3,6-1 |
| Istanbul, Turkey | 2018/09/10 09:30 | Denis Yevseyev v Viola, Matteo | 6-7,4-6 |
| Challenger Cassis | 2018/09/03 09:00 | Viola, Matteo v Wang, Tak Khunn | 6-0,5-7,5-7 |
| Challenger Como | 2018/08/25 10:45 | Miljan Zekic v Viola, Matteo | 6-2,6-4 |