Stadium: Court 3 Round: 46 Ground: Clay
| Challenger Seville | 2018/09/01 09:40 | Tatlot, Johan Sebastien v Emilio Gomez | 7-6,6-4 |
| Challenger Meerbusch | 2018/08/16 11:00 | Rudolf Molleker v Tatlot, Johan Sebastien | 7-5,6-1 |
| Challenger Meerbusch | 2018/08/14 12:30 | Sieber, Marc v Tatlot, Johan Sebastien | 6-7,6-4,4-6 |
| Challenger Liberec | 2018/08/03 11:00 | Sousa, Pedro v Tatlot, Johan Sebastien | 6-3,6-1 |
| Challenger Liberec | 2018/08/01 11:30 | Tatlot, Johan Sebastien v Satral, Jan | 6-3,5-7,6-0 |
| Challenger Liberec | 2018/07/31 08:00 | Tatlot, Johan Sebastien v Steven Diez | 6-3,6-2 |
| Challenger San Benedetto | 2018/07/18 17:00 | Tatlot, Johan Sebastien v Daniel Elahi Galan | 3-6,4-6 |
| Challenger San Benedetto | 2018/07/17 13:05 | Tatlot, Johan Sebastien v Andrea Collarini | 6-1,6-7,6-3 |
| Challenger Seville | 2018/09/01 09:30 | Slobodchikov, Ronald v Cacic, Nikola | 6-2,7-6 |
| Meerbusch, Allemagne, Qualifications | 2018/08/11 08:00 | Slobodchikov, Ronald v Tyurnev, Evgeny | 6-1,2-6,2-6 |
| ITF Latvia F1 | 2018/08/04 08:00 | Slobodchikov, Ronald v Denis Klok | 6-2,6-0 |
| ITF Latvia F1 | 2018/08/02 10:40 | Slobodchikov, Ronald v Grinvalds, Roberts | 3-6,6-4,6-3 |
| ITF Latvia F1 | 2018/08/01 11:50 | Slobodchikov, Ronald v Portales, Nino | 6-2,6-0 |
| ITF Lithuania F1 | 2018/07/25 08:00 | Stevens, Bart v Slobodchikov, Ronald | 6-4,7-5 |
| ITF Lithuania F1 | 2018/07/24 12:30 | Tverijonas, Aleksas v Slobodchikov, Ronald | 3-6,5-7 |
| ITF Georgia F2 | 2018/07/20 06:00 | Slobodchikov, Ronald v Oleg Prihodko | 2-6,7-5,3-6 |