Stadium: Palasport Round: 25 Ground: Hardcourt indoor
| Challenger Segovia | 2018/07/31 14:10 | Sergiy Stakhovsky v Matteo Viola | 3-6,6-2,6-7 |
| Challenger Portoroz | 2017/08/08 14:20 | Matteo Viola v Sergiy Stakhovsky | 6-7,2-6 |
| Challenger Bratislava | 2018/11/04 12:20 | Matteo Viola v Johannes Haerteis | 3-6,6-7 |
| Challenger Bratislava | 2018/11/03 14:05 | Matteo Viola v Marek Gengel | 6-2,6-1 |
| Challenger Ismaning | 2018/10/19 12:00 | Matteo Viola v Ugo Humbert | 1-6,2-6 |
| Challenger Ismaning | 2018/10/17 11:00 | James Ward v Matteo Viola | 5-7,6-1,6-7 |
| Challenger Ismaning | 2018/10/16 11:00 | Vaclav Safranek v Matteo Viola | 4-6,2-6 |
| Challenger Barcelona | 2018/10/11 10:50 | Matteo Viola v Miljan Zekic | 4-6,5-7 |
| Challenger Barcelona | 2018/10/10 10:00 | David Guez v Matteo Viola | 6-7,3-6 |
| Challenger Sibiu | 2018/09/18 12:10 | Matteo Viola v Nino Serdarusic | 2-6,7-6,1-6 |
| Challenger Bratislava | 2018/11/09 12:50 | Sergiy Stakhovsky v Alexander Bublik | 3-6,6-7 |
| Challenger Bratislava | 2018/11/07 17:40 | Sergiy Stakhovsky v Norbert Gombos | 6-7,6-4,6-2 |
| Challenger Bratislava | 2018/11/05 17:20 | Marco Trungelliti v Sergiy Stakhovsky | 2-6,4-6 |
| Challenger Eckental | 2018/11/01 12:00 | Antoine Hoang v Sergiy Stakhovsky | 6-2,6-2 |
| Challenger Eckental | 2018/10/31 12:15 | Roberto Marcora v Sergiy Stakhovsky | 4-6,4-6 |
| ATP Vienna | 2018/10/21 11:00 | Denis Kudla v Sergiy Stakhovsky | 6-1,2-6,6-2 |
| ATP Vienna | 2018/10/20 09:00 | Sergiy Stakhovsky v Bradley Klahn | 6-7,6-4,6-4 |
| ATP Antwerp | 2018/10/16 11:20 | Gilles Simon v Sergiy Stakhovsky | 6-0,6-4 |