Santiago 
Acapulco 
Dubai 
Austin 
Kigali 1 
Lugano 
Davis Сup Group I Tennis. Played Harris Billy. Season 2025
Country 
England. Ranking ATP 129.
England. Ranking ATP 129. Bengalaru | ||||
|---|---|---|---|---|
| 26.02.2025 | Second round | Harris Billy — Gengel Marek | — — |
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| 25.02.2025 | First round | Harris Billy — Couacaud Enzo (Retired) | 1:0 (6:1, 1:0) |
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| Pune | ||||
| 21.02.2025 | Quarter-finals | Harris Billy — Holt Brandon | 1:2 (6:4, 3:6, 4:6) |
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| 20.02.2025 | Second round | Harris Billy — Moriya Hiroki | 2:0 (7:5, 6:3) |
|
| New Delhi | ||||
| 16.02.2025 | Final | Jacquet Kyrian — Harris Billy | 2:0 (6:4, 6:2) |
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| 15.02.2025 | Semi-finals | Schoolkate Tristan — Harris Billy | 1:2 (6:4, 6:7, 2:6) |
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| 14.02.2025 | Quarter-finals | Ymer Elias — Harris Billy | 1:2 (2:6, 6:4, 6:7) |
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| 13.02.2025 | Second round | McCabe James — Harris Billy | 0:2 (6:7, 3:6) |
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| 11.02.2025 | First round | Vanshelboim Eric — Harris Billy | 0:2 (1:6, 4:6) |
|
 Chennai | ||||
| 08.02.2025 | Semi-finals | Ymer Elias — Harris Billy | 2:0 (7:6, 7:6) |
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| 07.02.2025 | Quarter-finals | Harris Billy — Skatov Timofey | 2:0 (6:3, 7:6) |
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| 06.02.2025 | Second round | Harris Billy — Kirkin Ergi | 2:0 (6:3, 6:3) |
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| 04.02.2025 | First round | Harris Billy — Vanshelboim Eric | 2:0 (7:5, 6:2) |
|
 Hopman Cup | ||||
| 02.01.2025 | Quarter-finals | Hurkacz Hubert — Harris Billy | 2:0 (7:6, 7:5) |
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| 01.01.2025 | Harris Billy — De Minaur Alex | 0:2 (2:6, 1:6) |
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| 30.12.2024 | Harris Billy — Etcheverry Tomas Martin | 1:2 (6:3, 3:6, 2:6) |
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