| Challenger Banja Luka | 08/21 10:10 | 14 | [360] Oleg Prihodko v Marko Topo [495] | 6-7,6-7 | |
| Challenger San Marino | 08/09 10:00 | 25 | [286] Maxime Janvier v Oleg Prihodko [355] | 6-1,3-6,7-5 | |
| Challenger San Marino | 08/08 10:25 | 19 | [354] Oleg Prihodko v Andrey Chepelev [373] | 2-6,7-6,6-2 | |
| Challenger San Marino | 08/07 12:00 | 14 | [354] Oleg Prihodko v Vladyslav Orlov [474] | Retired | |
| Challenger Liberec | 08/01 09:40 | 19 | Sumit Nagal v Oleg Prihodko | 7-5,6-3 | |
| Challenger Liberec | 07/31 14:30 | 14 | Dominik Recek v Oleg Prihodko | 7-6,2-6,4-6 | |
| Challenger San Benedetto | 07/24 11:50 | 14 | [349] Oleg Prihodko v Luca Potenza [467] | 6-3,4-6,3-6 | |
| Challenger Iasi | 07/12 16:05 | 25 | [330] Marius Copil v Oleg Prihodko [351] | 6-2,7-6 | |
| Challenger Iasi | 07/11 10:00 | 19 | Oleg Prihodko v Nicolae Frunza | 1-6,0-6 | |
| Challenger Iasi | 07/10 15:00 | 14 | [360] Oleg Prihodko v Petros Tsitsipas [175] | 7-6,6-1 | |
| Challenger Todi | 07/04 08:00 | 19 | Oleg Prihodko v Remy Bertola | 2-6,6-7 | |
| Challenger Todi | 07/03 08:00 | 14 | [360] Oleg Prihodko v Alexander Cozbinov [274] | 6-7,7-6,6-1 | |
| Challenger Parma | 06/12 14:35 | 14 | [287] Oriol Roca Batalla v Oleg Prihodko [374] | 4-6,6-4,6-4 | |
| Challenger Bratislava | 06/07 08:00 | 25 | [374] Oleg Prihodko v Dmitry Popko [184] | 6-4,1-6,2-6 | |
| Challenger Bratislava | 06/06 09:00 | 19 | [311] Filip C Jianu v Oleg Prihodko [374] | Retired | |
| Challenger Bratislava | 06/05 10:20 | 14 | Lukas Pokorny v Oleg Prihodko | 5-7,4-6 | |
| Challenger Poznan | 05/30 09:30 | 19 | [419] Elmar Ejupovic v Oleg Prihodko [398] | 6-2,6-4 | |
| Challenger Poznan | 05/29 10:00 | 14 | [263] Carlos Gomez-Herrera v Oleg Prihodko [398] | 3-6,6-4,1-6 | |
| Challenger Vicenza | 05/26 09:00 | 26 | [398] Oleg Prihodko v Daniel Dutra Da Silva [273] | 2-6,6-2,2-6 | |
| Challenger Vicenza | 05/24 08:30 | 25 | [205] Salvatore Caruso v Oleg Prihodko [398] | 6-4,5-7,4-6 | |
| Challenger Vicenza | 05/23 09:35 | 19 | [398] Oleg Prihodko v Filippo Baldi [415] | 6-4,6-4 | |
| Challenger Vicenza | 05/22 09:10 | 14 | Oleg Prihodko v Mattia Ghedin | 6-2,6-1 | |
| ITF M15 Antalya | 05/01 07:30 | 29 | Pablo Llamas Ruiz v Oleg Prihodko | 2-6,4-6 | |
| ITF M15 Antalya | 04/30 07:30 | 28 | Oleg Prihodko v Raphael Collignon | 3-6,6-4,6-1 | |
| ITF M15 Antalya | 04/29 07:30 | 27 | [478] Ryan Nijboer v Oleg Prihodko [443] | 3-6,1-6 | |
| ITF M15 Antalya | 04/28 07:30 | 26 | Arnaud Bovy v Oleg Prihodko | 2-6,3-6 | |
| ITF M15 Antalya | 04/27 12:40 | 25 | Daniil Ostapenkov v Oleg Prihodko | 0-6,1-6 | |
| ITF M15 Antalya | 04/24 07:30 | 29 | Dragos Nicolae Madaras v Oleg Prihodko | 6-4,6-2 | |
| ITF M15 Antalya | 04/23 07:20 | 28 | Oleg Prihodko v Lorenzo Claverie | 6-3,6-3 | |
| ITF M15 Antalya | 04/22 09:05 | 27 | Robert Strombachs v Oleg Prihodko | 3-6,2-6 |
Oleg Prihodko (born 3 October 1997) is a Ukrainian tennis player.
Prihodko has a career high ATP singles ranking of World No. 349 achieved on 18 July 2022 and a career high ATP doubles ranking of World No. 121 achieved on 27 February 2023.
As a junior he won the Ukrzakhid ITF tournament in 2013 and 2014 as well as the Vila Do Conde Junior Tennis Cup in 2013. In junior doubles he won the Donetsk City Cup with his doubles partner Vladyslav Lobak.