 Turkey: M15 Antalya 15 - Doubles - Main |
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| Quarter-finals | Campana F./De Vincentis M. | Kirci K./Ostapenkov D. | WO. | details | 16.05.2024 |
| 1/8-finals | Kirci K./Ostapenkov D. | Chepelev A./Golubev D. | 2:0 (7:64, 6:3) | details | 14.05.2024 |
| Turkey: M15 Antalya 14 - Doubles - Main |
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| Quarter-finals | Saritas G./Turker M. N. | Kirci K./Ostapenkov D. | 2:1 (6:4, 1:6, 10:7) | details | 09.05.2024 |
| 1/8-finals | Kirci K./Ostapenkov D. | Mischker F./Pino S. | 2:0 (7:5, 6:3) | details | 08.05.2024 |
| Turkey: M15 Antalya 13 - Doubles - Main |
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| 1/8-finals | Alkaya M./Ozdemir S. M. | Alcala Gurri M./Ostapenkov D. | 2:1 (1:6, 7:68, 11:9) | details | 30.04.2024 |
 Kazakhstan: M15 Aktobe 2 - Doubles - Main |
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| Quarter-finals | Liaonenka A./Zgirovsky A. | Arutiunian E./Ostapenkov D. | 2:1 (5:7, 6:3, 10:8) | details | 14.03.2024 |
| 1/8-finals | Almashev Z./Kolganov K. | Arutiunian E./Ostapenkov D. | 0:2 (4:6, 4:6) | details | 12.03.2024 |
| Kazakhstan: M15 Aktobe - Doubles - Main |
|---|
| Quarter-finals | Liaonenka A./Zgirovsky A. | Arutiunian E./Ostapenkov D. | 2:0 (6:3, 6:3) | details | 07.03.2024 |
| 1/8-finals | Arutiunian E./Ostapenkov D. | Batyutenko M./Yerdilda Y. | 2:0 (6:4, 7:5) | details | 05.03.2024 |
 Egypt: M25 Sharm ElSheikh 3 - Doubles - Main |
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| Quarter-finals | Ostapenkov D./Tkemaladze Z. | Jones A./Quayle D. | 1:2 (7:5, 3:6, 6:10) | details | 21.09.2023 |
| 1/8-finals | Ostapenkov D./Tkemaladze Z. | Bukhari A./Portmann K. | 2:0 (6:1, 6:3) | details | 19.09.2023 |
 Tunisia: M25 Monastir 6 - Doubles - Main |
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| Final | Ostapenkov D./van Wyk K. | Hardt N./Reitano S. | WO. | details | 16.09.2023 |
| Semi-finals | Ostapenkov D./van Wyk K. | Chopra K./Martin A. | 2:0 (6:4, 6:4) | details | 15.09.2023 |
| Quarter-finals | Ostapenkov D./van Wyk K. | Javia D./Vandermeersch C. | 2:0 (6:4, 6:1) | details | 14.09.2023 |
| 1/8-finals | Ostapenkov D./van Wyk K. | Pan Y./Van Rensburg S. | 2:0 (6:1, 6:4) | details | 13.09.2023 |
| Tunisia: M25 Monastir 5 - Doubles - Main |
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| Semi-finals | Ostapenkov D./van Wyk K. | Braithwaite T./Gray T. | 1:2 (6:2, 3:6, 2:10) | details | 08.09.2023 |
| Quarter-finals | Ostapenkov D./van Wyk K. | Patzanovsky C./Schlossmann F. | 2:1 (3:6, 6:3, 10:6) | details | 07.09.2023 |
| 1/8-finals | Ostapenkov D./van Wyk K. | Chopra K./McDaniel M. | 2:0 (6:3, 6:4) | details | 05.09.2023 |
 Serbia: M15 Novi Sad 2 - Doubles - Main |
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| Final | Aboian L./Aboian V. | Arutiunian E./Ostapenkov D. | 2:0 (6:3, 6:2) | details | 05.08.2023 |
| Semi-finals | Cigarran T./Roncadelli F. | Arutiunian E./Ostapenkov D. | WO. | details | 04.08.2023 |
| Quarter-finals | Inoue J./Jankovic M. | Arutiunian E./Ostapenkov D. | 0:2 (3:6, 4:6) | details | 03.08.2023 |
| 1/8-finals | Mardjonovic A./Novakovic N. | Arutiunian E./Ostapenkov D. | 1:2 (4:6, 6:4, 5:10) | details | 02.08.2023 |
| Serbia: M15 Novi Sad - Doubles - Main |
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| Quarter-finals | Bax F./Tessa L. | Arutiunian E./Ostapenkov D. | 2:0 (6:3, 6:3) | details | 27.07.2023 |
| 1/8-finals | Arcon A./Vedovelli S. | Arutiunian E./Ostapenkov D. | 0:2 (1:6, 5:7) | details | 25.07.2023 |
 China: M15 Shanghai - Doubles - Main |
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| Final | Arutiunian E./Ostapenkov D. | Castelnuovo L./Wang A. | 0:2 (1:6, 5:7) | details | 15.07.2023 |
| Semi-finals | Arutiunian E./Ostapenkov D. | Sun Qian/Xiao L. | 2:1 (66:7, 6:3, 10:5) | details | 14.07.2023 |
| Quarter-finals | Arutiunian E./Ostapenkov D. | Dong Z./Yang J. | 2:0 (6:3, 6:0) | details | 13.07.2023 |
| 1/8-finals | Arutiunian E./Ostapenkov D. | Tang S./Wang X. | 2:0 (6:2, 7:64) | details | 11.07.2023 |
| China: M15 Tianjin 4 - Doubles - Main |
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| Semi-finals | Arutiunian E./Ostapenkov D. | Li H./Sun Qian | 1:2 (6:3, 4:6, 5:10) | details | 07.07.2023 |
