Stadium: Stadium Court Round: 25 Ground: Hardcourt outdoor
| ATP Antalya Qual | 2018/06/24 11:00 | Youzhny, Mikhail v Grigelis, Laurynas | 6-7,6-4,6-2 |
| ATP Antalya Qual | 2018/06/23 12:20 | Guez, David v Grigelis, Laurynas | 2-6,6-3,5-7 |
| Fergana, Uzbekistan | 2018/06/19 05:00 | Egor Gerasimov v Grigelis, Laurynas | 6-2,6-3 |
| Challenger Almaty Qual | 2018/06/10 04:30 | Grigelis, Laurynas v Daniel Masur | 6-3,3-6,5-7 |
| Challenger Almaty Qual | 2018/06/09 05:50 | Grigelis, Laurynas v Ivan Gakhov | 1-6,7-5,6-2 |
| Shymkent 2, Kazakhstan | 2018/06/06 05:00 | Jurij Rodionov v Grigelis, Laurynas | 6-4,3-6,7-6 |
| Shymkent 2, Kazakhstan | 2018/06/05 06:10 | Grigelis, Laurynas v Lopez Perez | 6-3,7-5 |
| Challenger Mestre | 2018/05/25 09:30 | Grigelis, Laurynas v Gian Marco Moroni | 2-6,0-6 |
| Wimbledon Qual | 2018/06/26 15:30 | Soeda, Go v Melzer, Jurgen | 3-6,2-6 |
| Wimbledon Qual | 2018/06/25 12:20 | Hugo Dellien v Soeda, Go | 4-6,2-6 |
| Challenger Ilkley Qual | 2018/06/18 13:00 | Noah Rubin v Soeda, Go | 2-6,6-4,5-3 |
| Challenger Ilkley Qual | 2018/06/17 14:15 | Stefano Napolitano v Soeda, Go | 1-6,4-6 |
| Challenger Ilkley Qual | 2018/06/16 13:50 | Christopher Eubanks v Soeda, Go | 2-6,2-6 |
| French Open Qual | 2018/05/21 08:00 | Akira Santillan v Soeda, Go | 6-2,6-2 |
| Challenger - Busan | 2018/05/17 02:00 | Soeda, Go v Marcos Giron | 4-6,4-6 |
| Challenger - Busan | 2018/05/15 02:00 | Soeda, Go v Rubin Statham | 6-3,6-3 |