Stadium: Svijany Court Round: 26 Ground: Clay
| Challenger Liberec | 2018/07/31 08:00 | Johan Sebastien Tatlot v Steven Diez | 6-3,6-2 |
| Challenger San Benedetto | 2018/07/18 17:00 | Johan Sebastien Tatlot v Daniel Elahi Galan | 3-6,4-6 |
| Challenger San Benedetto | 2018/07/17 13:05 | Johan Sebastien Tatlot v Andrea Collarini | 6-1,6-7,6-3 |
| Challenger Bastad | 2018/07/10 10:35 | Lukas Rosol v Johan Sebastien Tatlot | 6-3,6-2 |
| Challenger Lyon | 2018/06/17 12:30 | Felix Auger Aliassime v Johan Sebastien Tatlot | 6-7,7-5,6-2 |
| Challenger Lyon | 2018/06/16 13:40 | Johan Sebastien Tatlot v Roberto Marcora | 7-6,6-2 |
| Challenger Lyon | 2018/06/15 09:00 | Johan Sebastien Tatlot v Adam Pavlasek | 1-6,7-6,6-3 |
| Challenger Lyon | 2018/06/13 08:00 | Daniel Elahi Galan v Johan Sebastien Tatlot | 6-3,2-6,4-6 |
| Challenger Liberec | 2018/07/30 12:00 | Jan Satral v Nino Serdarusic | 6-3,6-2 |
| Challenger Prague | 2018/07/23 12:00 | Jan Satral v Joao Domingues | 1-6,3-6 |
| Challenger Scheveningen Qual | 2018/07/15 14:25 | Gijs Brouwer v Jan Satral | 6-4,6-3 |
| Challenger Scheveningen Qual | 2018/07/14 13:50 | Jan Satral v Sadio Doumbia | 6-1,7-5 |
| Challenger Braunschweig | 2018/07/11 11:15 | Andrea Arnaboldi v Jan Satral | 6-4,4-6,6-4 |
| Challenger Braunschweig | 2018/07/09 13:25 | Jan Satral v Jaume Munar | 6-4,2-6,6-3 |
| Challenger Braunschweig Qual | 2018/07/08 12:45 | Dragos Dima v Jan Satral | 1-6,6-1,4-6 |
| Challenger Braunschweig Qual | 2018/07/07 15:00 | Stefan Seifert v Jan Satral | 6-7,2-6 |