Stadium: Herzlia 2 Round: 25 Ground: Hardcourt outdoor
| ITF Israel F8 Qual | 2018/06/03 07:30 | Yannai Barkai v Dor Yakob Wertheimer | 4-6,6-1,6-3 |
| ITF Israel F11 | 2018/06/25 07:00 | Nevo Gabriely v Dor Yakob Wertheimer | 6-4,6-1 |
| ITF Israel F10 | 2018/06/18 08:30 | Dor Yakob Wertheimer v Noah Schachter | 2-6,0-6 |
| ITF Israel F9 | 2018/06/09 09:30 | Franco Ribero v Dor Yakob Wertheimer | 6-4,6-2 |
| ITF Israel F8 Qual | 2018/06/03 07:30 | Yannai Barkai v Dor Yakob Wertheimer | 4-6,6-1,6-3 |
| ITF Israel F8 Qual | 2018/06/02 09:30 | Dor Yakob Wertheimer v Ran Amar | 6-1,6-2 |
| ITF Israel F6 | 2018/05/09 10:30 | Dor Yakob Wertheimer v Yair Sarouk | 5-7,6-4,2-6 |
| ITF Israel F6 | 2018/05/06 07:00 | Dor Yakob Wertheimer v Ori Maior | 7-5,6-4 |
| ITF Israel F6 | 2018/05/05 11:00 | Oz Daniel v Dor Yakob Wertheimer | 2-6,5-7 |
| ITF Belarus F3 | 2018/08/22 09:30 | Joshua Paris v Yannai Barkai | 6-2,6-1 |
| ITF Belarus F3 | 2018/08/20 10:00 | Yannai Barkai v Mikhail Kniazeu | 6-1,6-3 |
| ITF Belarus F2 | 2018/08/16 08:55 | Ivan Liutarevich v Yannai Barkai | 6-3,6-2 |
| ITF Belarus F2 | 2018/08/15 08:35 | Yannai Barkai v Joshua Paris | 6-4,1-6,6-3 |
| ITF Belarus F2 | 2018/08/14 08:55 | Yan Bondarevskiy v Yannai Barkai | 4-6,4-6 |
| ITF Belarus F1 | 2018/08/06 09:30 | Yannai Barkai v George Tsivadze | 3-6,7-6,2-6 |
| ITF Israel F11 | 2018/06/29 07:00 | Yannai Barkai v Constantin Bittoun Kouzmine | 1-6,4-6 |
| ITF Israel F11 | 2018/06/28 10:05 | Yannai Barkai v Emmanuel Luria | 6-3,6-1 |