 Australia: M25 Traralgon - Doubles - Main |
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| 1/8-finals | Ferguson C./Sciglitano L. | Osmont G./Walkin B. | CAN. | details | 21.02.2024 |
 World: Davis Cup - World Group II - Doubles - Preliminary |
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| | Arevalo M./Cruz C. | Fanguna M./Osmont G. | 2:0 (6:3, 6:1) | details | 03.02.2024 |
 New Caledonia: Noumea - Doubles - Main |
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| Semi-finals | Matsui T./Puttergill C. | Chazal M./Osmont G. | 2:0 (6:2, 6:4) | details | 05.01.2024 |
| Quarter-finals | Chazal M./Osmont G. | Boivin L./Camus C. | 2:0 (6:1, 6:0) | details | 04.01.2024 |
| 1/8-finals | Bayldon B./Taylor A. | Chazal M./Osmont G. | 1:2 (6:2, 3:6, 8:10) | details | 03.01.2024 |
 New Zealand: M15 Papamoa - Doubles - Main |
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| 1/8-finals | Osmont G./Voisin A. | Delaney Je./Loutit J. | 0:2 (2:6, 2:6) | details | 18.12.2023 |
| World: Davis Cup - Group III - Doubles - Main |
|---|
| | Fanguna M./Osmont G. | Chin C. D./Kamaruzzaman N. S. | CAN. | details | 26.07.2023 |
| World: Davis Cup - Group III - Doubles - Main |
|---|
| Group B | Baudinet B./Osmont G. | Ahmed Z./Alfaraj A. | 2:0 (7:67, 6:2) | details | 12.08.2022 |
| Group B | Baudinet B./Osmont G. | Al Janahi A./Al Marzouqi A. | 2:0 (6:4, 6:0) | details | 11.08.2022 |
| Group B | Baudinet B./Osmont G. | Badi A. H./Rahmani K. | 2:0 (6:3, 6:3) | details | 10.08.2022 |
 Egypt: M15 Sharm ElSheikh 8 - Doubles - Main |
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| 1/8-finals | Alcantara F. C./Sekiguchi S. | Osmont G./Sinclair C. | 2:0 (7:67, 6:4) | details | 05.04.2022 |
| Egypt: M15 Sharm ElSheikh 2 - Doubles - Main |
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| 1/8-finals | Osmont G./Weekes J. | Patael B./Simon S. | 0:2 (63:7, 5:7) | details | 22.02.2022 |
| Egypt: M15 Cairo 18 - Doubles - Main |
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| 1/8-finals | Iamachkine P./Tenti F. | Hamza Reguig S./Osmont G. | 2:0 (6:4, 6:4) | details | 30.11.2021 |
| Egypt: M15 Sharm El Sheikh 15 - Doubles - Main |
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| 1/8-finals | Allen L./Recci M. | Osmont G./Seely S. | 2:0 (6:3, 6:4) | details | 02.11.2021 |
