 World: Davis Cup - World Group I - Doubles - Main |
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| | Marozsan F./Valkusz M. | Celikbilek A./Ilkel C. | 2:0 (6:3, 6:3) | details | 16.09.2023 |
 Turkey: Istanbul - Doubles - Main |
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| Quarter-finals | Nedunchezhiyan J./Smith J. P. | Celikbilek A./Ilkel C. | 0:0 RET. (1:0) | details | 07.09.2023 |
| 1/8-finals | Kaliyanda Poonacha N./Sharan D. | Celikbilek A./Ilkel C. | 1:2 (7:61, 5:7, 7:10) | details | 06.09.2023 |
 South Korea: Gwangju - Doubles - Main |
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| 1/8-finals | Celikbilek A./Ilkel C. | Chandrasekar A./Prashanth V. | 0:2 (5:7, 4:6) | details | 03.05.2023 |
| World: Davis Cup - World Group I - Doubles - Preliminary |
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| | Celikbilek A./Ilkel C. | Dominko S./Rola B. | 2:1 (7:5, 4:6, 6:4) | details | 04.02.2023 |
 Switzerland: Biel - Doubles - Main |
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| 1/8-finals | Celikbilek A./Ilkel C. | Drzewiecki K./Walkow S. | CAN. | details | 22.03.2022 |
 India: Bengaluru - Doubles - Main |
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| 1/8-finals | Celikbilek A./Ilkel C. | Bhambri Y./Sharan D. | 0:0 RET. (1:3) | details | 08.02.2022 |
 Germany: Ismaning - Doubles - Main |
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| 1/8-finals | Haase R./Hermans M. | Celikbilek A./Ilkel C. | 2:0 (6:4, 6:4) | details | 26.10.2021 |
| World: Davis Cup - World Group II - Doubles - Main |
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| | Celikbilek A./Ilkel C. | Gulbis E./Strombachs R. | 2:1 (2:6, 6:3, 6:4) | details | 19.09.2021 |
 Russia: St. Petersburg 2 - Doubles - Main |
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| 1/8-finals | Gabashvili T./Nedovyesov A. | Celikbilek A./Ilkel C. | CAN. | details | 10.03.2021 |
| Russia: St. Petersburg - Doubles - Main |
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| 1/8-finals | Celikbilek A./Ilkel C. | Kadhe A./Lock B. | 0:2 (4:6, 1:6) | details | 02.03.2021 |
| Turkey: Istanbul - Doubles - Main |
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| Quarter-finals | Erlich J./Vasilevski A. | Celikbilek A./Ilkel C. | 2:0 (6:2, 6:3) | details | 21.01.2021 |
| 1/8-finals | Celikbilek A./Ilkel C. | King E./Pasha N. | 2:0 (7:65, 6:3) | details | 20.01.2021 |
| Turkey: M25 Antalya - Doubles - Main |
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| Semi-finals | Marozsan F./Nagy P. | Celikbilek A./Ilkel C. | 2:0 (6:3, 7:5) | details | 28.02.2020 |
| Quarter-finals | Chung Y./Miceli M. | Celikbilek A./Ilkel C. | 0:2 (3:6, 3:6) | details | 28.02.2020 |
| 1/8-finals | Okala J./Sanchez Izquierdo N. | Celikbilek A./Ilkel C. | 0:2 (1:6, 0:6) | details | 25.02.2020 |
 France: Quimper - Doubles - Main |
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| 1/8-finals | Celikbilek A./Ilkel C. | Raja P./Shamasdin A. | 1:2 (4:6, 7:5, 9:11) | details | 29.01.2020 |
| France: Rennes - Doubles - Main |
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| Quarter-finals | Petrovic D./Serdarusic N. | Celikbilek A./Ilkel C. | 2:0 (6:1, 6:2) | details | 23.01.2020 |
| 1/8-finals | Celikbilek A./Ilkel C. | Klein L./Vatutin A. | 2:0 (6:2, 6:2) | details | 22.01.2020 |
| Germany: Hamburg - Doubles - Main |
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| Quarter-finals | Skupski K./Smith J. P. | Celikbilek A./Ilkel C. | 2:0 (6:2, 7:5) | details | 25.10.2019 |
| 1/8-finals | Celikbilek A./Ilkel C. | Granollers G./Martos Gornes S. | 2:0 (6:4, 7:63) | details | 24.10.2019 |
 United Kingdom: Glasgow - Doubles - Main |
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| Quarter-finals | Murray J./Smith J. P. | Celikbilek A./Ilkel C. | 2:0 (6:3, 6:4) | details | 20.09.2019 |
| 1/8-finals | Celikbilek A./Ilkel C. | Heliovaara H./Ruusuvuori E. | 2:0 (7:65, 7:66) | details | 19.09.2019 |
 Spain: Mallorca - Doubles - Main |
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| 1/8-finals | Heliovaara H./Ruusuvuori E. | Celikbilek A./Ilkel C. | 2:0 (6:4, 6:3) | details | 28.08.2019 |
 Uzbekistan: Fergana - Doubles - Main |
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| 1/8-finals | Artunedo Martinavarro A./Ruusuvuori E. | Celikbilek A./Ilkel C. | 2:0 (6:1, 6:4) | details | 19.06.2019 |
 Slovenia: Portoroz - Doubles - Main |
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| 1/8-finals | Gonzales R./Lammons N. | Celikbilek A./Ilkel C. | 2:0 (7:5, 6:3) | details | 07.08.2018 |
| Uzbekistan: Karshi - Doubles - Main |
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| Semi-finals | Celikbilek A./Ilkel C. | Fayziev S./Karimov J. | 0:2 (2:6, 3:6) | details | 10.05.2018 |
| Quarter-finals | Balaji N. S./Vardhan V. | Celikbilek A./Ilkel C. | 0:2 (4:6, 67:7) | details | 09.05.2018 |
| 1/8-finals | Celikbilek A./Ilkel C. | Dustov F./Shofayziyev S. | 2:0 (6:4, 6:3) | details | 07.05.2018 |
| Turkey: Istanbul - Doubles - Main |
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| 1/8-finals | Celikbilek A./Ilkel C. | Podlipnik-Castillo H./Vasilevski A. | 0:2 (3:6, 5:7) | details | 03.05.2017 |
| World: Davis Cup - Group II - Doubles - Main |
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| | Celikbilek A./Ilkel C. | Brunstrom J./Siljestrom A. | 3:1 (65:7, 6:4, 6:4, 6:3) | details | 08.04.2017 |
| | Chrysochos P./Neos E. | Celikbilek A./Ilkel C. | 3:2 (3:6, 5:7, 7:63, 6:4, 6:1) | details | 04.02.2017 |
| Turkey: Agri - Doubles - Main |
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| 1/8-finals | Celikbilek A./Ilkel C. | Altuna T./Becker R. | 1:2 (64:7, 6:4, 11:13) | details | 29.09.2015 |
