Stadion: Centre Court Round: 26 Ground: Clay
| Challenger - Banja Luka | 2018/09/11 12:30 | Marco Trungelliti v Laurynas Grigelis | 3-6,3-6 |
| Challenger - Sevilla | 2018/09/06 21:00 | Pedja Krstin v Laurynas Grigelis | 2-6,6-3,6-4 |
| Challenger - Sevilla | 2018/09/05 18:30 | Alejandro Davidovich Fokina v Laurynas Grigelis | 5-7,6-0,4-6 |
| Challenger - Sevilla | 2018/09/04 10:10 | Laurynas Grigelis v Ramkumar Ramanathan | 6-4,6-2 |
| Challenger - Sevilla | 2018/09/03 08:30 | Laurynas Grigelis v Bernabe Zapata Miralles | 6-3,4-6,6-3 |
| Challenger - Sevilla | 2018/09/02 10:00 | Laurynas Grigelis v Tomas Barrios Vera | 6-3,6-4 |
| Challenger - Sevilla | 2018/09/01 11:10 | Laurynas Grigelis v Jordan Correia | 6-0,4-6,6-0 |
| Challenger - Cordenons | 2018/08/14 08:00 | Andrea Pellegrino v Laurynas Grigelis | 6-7,6-2,6-4 |
| Challenger - Banja Luka | 2018/09/11 13:05 | Thomaz Bellucci v Pedro Cachin | 7-6,6-1 |
| Challenger - Genova | 2018/09/08 18:40 | Dustin Brown v Thomaz Bellucci | 6-3,7-6 |
| Challenger - Genova | 2018/09/07 17:15 | Cristian Garin v Thomaz Bellucci | 6-7,4-6 |
| Challenger - Genova | 2018/09/04 11:15 | Thomaz Bellucci v Gian Marco Moroni | 7-6,6-3 |
| Challenger - Genova | 2018/09/03 09:10 | Thomaz Bellucci v Zsombor Piros | 6-3,4-6,4-6 |
| Challenger - Genova | 2018/09/02 14:45 | Thomaz Bellucci v Andrea Guerrieri | 6-1,4-6,6-3 |
| Challenger - Genova | 2018/09/02 07:00 | Thomaz Bellucci v Adelchi Virgili | 6-2,6-4 |
| Challenger - Como | 2018/08/26 13:55 | Dustin Brown v Thomaz Bellucci | 6-3,6-4 |