Stadium: C Round: 26 Ground: Clay
| ITF Ukraine F2 | 2018/05/14 07:00 | Georgii Kravchenko v Oleg Prihodko | 6-1,4-6,4-6 |
| ITF Ukraine F1 | 2018/05/08 07:00 | Oleg Prihodko v Fortuna, Claudio | 0-6,4-6 |
| ITF Spain F10 | 2018/04/24 09:30 | Oleg Prihodko v Zizou Bergs | 4-6,4-6 |
| ITF Spain F10 Qual | 2018/04/23 09:00 | Oleg Prihodko v Roumane, Rayane | 6-4,6-3 |
| ITF Spain F10 Qual | 2018/04/22 14:00 | Oleg Prihodko v Anton Talaya, Carles | 6-0,6-2 |
| ITF Spain F10 Qual | 2018/04/21 12:00 | Oleg Prihodko v Mazon-Hernandez, Rafael | 6-1,6-0 |
| ITF Spain F9 Qual | 2018/04/15 10:30 | Oleg Prihodko v Nicolas Alvarez Varona | 2-6,2-6 |
| Turkey F12, Singles Qualifying | 2018/03/29 13:00 | Oleg Prihodko v Sarp Agabigun | 5-7,5-7 |
| ITF Ukraine F2 | 2018/05/15 10:55 | Achour, Nazar v Katic, Dejan | 6-3,6-4 |
| ITF Ukraine F2 | 2018/05/12 09:00 | Gryniuk, Andrii v Achour, Nazar | 0-6,0-6 |
| ITF Ukraine F1 | 2018/05/07 07:00 | Boychuk, Roman v Achour, Nazar | 6-4,6-4 |
| ITF Ukraine F1 | 2018/05/06 07:00 | Achour, Nazar v Ramazan Nureev | 6-2,7-6 |
| ITF Ukraine F1 | 2018/05/05 07:00 | Achour, Nazar v Parshutin, Denis | 6-3,6-1 |
| ITF Canada F7 Qual | 2017/09/09 21:00 | Harrison Adams v Achour, Nazar | 6-3,6-7,6-1 |
| ITF Canada F2 Qual | 2016/03/06 13:00 | Donaldson, Brandon v Achour, Nazar | 2-6,7-5,6-0 |
| ITF Canada F1 Qual | 2016/02/27 15:00 | Achour, Nazar v Lin, Jack Mingjie | 1-6,2-6 |