Stadium: Court 6 Round: 25 Ground: Clay
| Coupe Davis | 2018/04/07 08:00 | Lazov, Alexander v Arneodo, Romain | 4-6,4-6 |
| Coupe Davis | 2018/04/06 08:00 | Lazov, Alexander v Gorazd Srbljak | 6-1,6-1 |
| Coupe Davis | 2018/04/05 08:00 | Lazov, Alexander v Sigurdsson, Egill | 6-1,6-1 |
| Turkey F12, Singles Qualifying | 2018/03/29 11:00 | Genaro Alberto Olivieri v Lazov, Alexander | 6-2,4-6,6-2 |
| Turkey F12, Singles Qualifying | 2018/03/27 08:50 | Hoischen, Lars v Lazov, Alexander | 1-6,0-6 |
| ITF Turkey F11 | 2018/03/23 09:55 | Nedelko, Ivan v Lazov, Alexander | 7-5,4-6,6-4 |
| ITF Turkey F11 | 2018/03/22 09:10 | Mikhail Korovin v Lazov, Alexander | 6-1,4-6,2-6 |
| ITF Turkey F11 | 2018/03/20 07:30 | Khabibulin, Timur v Lazov, Alexander | 6-7,2-6 |
| ITF Italy F8 Qual | 2018/04/16 12:00 | Diarra, Gibril v Capecchi, Daniele | 6-1,6-2 |
| ITF Italy F8 Qual | 2018/04/15 12:00 | Diarra, Gibril v Filip, Vladimir | 2-6,7-5,6-2 |
| ITF Italy F7 | 2018/04/10 13:15 | Brkic, Tomislav v Diarra, Gibril | 6-4,6-2 |
| ITF Italy F7 Qual | 2018/04/09 11:30 | Diarra, Gibril v Cornut-Chauvinc, Antoine | 6-4,6-2 |
| ITF Portugal F5 Qual | 2018/03/19 13:30 | Diarra, Gibril v Mardones, Bruno | 4-6,3-6 |
| ITF Portugal F5 Qual | 2018/03/18 16:30 | Diarra, Gibril v Gabriele Moghini | 6-7,7-6,6-3 |
| Portugal F4, Singles Qualifying | 2018/03/13 14:55 | Diarra, Gibril v Mina, Gianni | 1-6,7-6,3-6 |
| ITF Portugal F3 | 2018/03/08 17:20 | Diarra, Gibril v Johan Nikles | 2-6,1-6 |