Stadium: Court A Round: 27
| ITF Vietnam F2 | 2018/05/08 03:00 | Alexios Halebian v Jirat Navasirisomboon | 5-7,7-6,6-1 |
| ITF Vietnam F2 | 2018/05/06 04:00 | Hong Kit Wong v Jirat Navasirisomboon | 5-7,3-6 |
| ITF Vietnam F2 | 2018/05/05 05:00 | Daisuke Sumizawa v Jirat Navasirisomboon | 2-6,5-7 |
| ITF Vietnam F1 | 2018/05/02 04:25 | Jirat Navasirisomboon v Chun Hsin Tseng | 6-7,2-6 |
| ITF Vietnam F1 | 2018/04/30 03:00 | Soichiro Moritani v Jirat Navasirisomboon | 2-6,4-6 |
| ITF Vietnam F1 | 2018/04/29 05:30 | Jirat Navasirisomboon v Daisuke Sumizawa | 6-2,6-1 |
| Davis Cup | 2018/04/07 02:00 | Jeson Patrombon v Jirat Navasirisomboon | 6-2,6-2 |
| Davis Cup | 2018/02/04 07:45 | Yasitha De Silva v Jirat Navasirisomboon | 5-7,2-6 |
| ITF Czech Republic F2 | 2018/05/25 08:30 | Patrik Rikl v Sekou Bangoura | 4-6,2-6 |
| ITF Czech Republic F2 | 2018/05/24 10:10 | Patrik Rikl v Ondrej Krstev | 6-1,6-4 |
| ITF Czech Republic F2 | 2018/05/22 09:50 | Patrik Rikl v Maxence Beauge | 3-6,6-3,6-2 |
| ITF Czech Republic F2 Qual | 2018/05/21 09:45 | Patrik Rikl v Jakub Beran | 6-3,6-3 |
| ITF Czech Republic F2 Qual | 2018/05/20 09:00 | Patrik Rikl v Kris Krawcewicz | 6-2,6-4 |
| ITF Czech Republic F1 | 2018/05/17 08:00 | Tadeas Paroulek v Patrik Rikl | 7-5,3-6,6-3 |
| ITF Czech Republic F1 | 2018/05/16 08:00 | Patrik Rikl v Dragos Dima | 6-4,1-6,7-6 |
| ITF Hungary F1 | 2018/05/10 10:20 | Filip Horansky v Patrik Rikl | 6-4,6-2 |