 Mexico: M15 Villahermosa - Doubles - Main |
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| 1/8-finals | Batista Mascorro I./Bustamante D. | Marrero Curbelo I./O'Hoisin O. | 0:2 (0:6, 1:6) | details | 07.05.2024 |
| Mexico: M25 Xalapa - Doubles - Main |
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| Quarter-finals | Marrero Curbelo I./O'Hoisin O. | Ilagan A./McHugh A. | 0:2 (5:7, 4:6) | details | 02.05.2024 |
| 1/8-finals | Marrero Curbelo I./O'Hoisin O. | Alvarez M./Clark M. | 2:0 (6:0, 6:0) | details | 01.05.2024 |
 Greece: M15 Heraklion 3 - Doubles - Main |
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| Semi-finals | O'Hoisin O./Wiersholm H. | Andre S./Jadoun N. | 0:0 RET. (3:5) | details | 23.03.2024 |
| Quarter-finals | Thanos A./Xilas I. | O'Hoisin O./Wiersholm H. | 0:2 (4:6, 4:6) | details | 22.03.2024 |
| 1/8-finals | Kimhi O./Shimanov O. | O'Hoisin O./Wiersholm H. | 0:2 (65:7, 4:6) | details | 19.03.2024 |
 United Arab Emirates: Dubai - Doubles - Main |
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| 1/8-finals | Agwi M./O'Hoisin O. | Glasspool L./Rojer J. | 0:2 (0:6, 65:7) | details | 26.02.2024 |
 Germany: M15 Oberhaching - Doubles - Main |
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| Semi-finals | Agwi M./O'Hoisin O. | Masur D./Poljicak M. | 0:2 (68:7, 3:6) | details | 16.02.2024 |
| Quarter-finals | Lane L./Lemstra K. | Agwi M./O'Hoisin O. | 1:2 (6:3, 3:6, 4:10) | details | 15.02.2024 |
| 1/8-finals | Agwi M./O'Hoisin O. | Picchione A./Romano F. | WO. | details | 14.02.2024 |
 USA: M25 Wesley Chapel, FL - Doubles - Main |
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| Quarter-finals | Andrade A./Maloney P. | Chappell N./O'Hoisin O. | 2:0 (6:4, 6:4) | details | 25.01.2024 |
| 1/8-finals | Vance J./Vance J. | Chappell N./O'Hoisin O. | 0:2 (4:6, 3:6) | details | 23.01.2024 |
| USA: M25 Ithaca, NY - Doubles - Main |
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| Quarter-finals | Papoe R. M./Verdes E. D. | Chappell N./O'Hoisin O. | 2:1 (1:6, 6:4, 10:7) | details | 18.01.2024 |
| 1/8-finals | Bulus C./Stakusic M. | Chappell N./O'Hoisin O. | 0:2 (65:7, 1:6) | details | 17.01.2024 |
 Canada: M25 Edmonton - Doubles - Main |
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| Final | Boulais J./O'Hoisin O. | Caripi V./Hussey G. | WO. | details | 04.11.2023 |
| Semi-finals | Lieberman H./Vasser O. | Boulais J./O'Hoisin O. | 0:2 (5:7, 1:6) | details | 03.11.2023 |
| Quarter-finals | Boulais J./O'Hoisin O. | Ravichander I./Vithoontien L. | WO. | details | 03.11.2023 |
| 1/8-finals | Boulais J./O'Hoisin O. | Mehta K./Potter E. | 2:0 (6:3, 6:4) | details | 31.10.2023 |
| Canada: M25 Saint-Augustin - Doubles - Main |
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| Semi-finals | Broom C./Jones B. | Kotzen A./O'Hoisin O. | 2:0 (7:5, 7:5) | details | 28.10.2023 |
| Quarter-finals | Grant W./Markes C. | Kotzen A./O'Hoisin O. | 0:2 (4:6, 4:6) | details | 26.10.2023 |
| 1/8-finals | Lafrance L./Roux E. | Kotzen A./O'Hoisin O. | 0:2 (3:6, 4:6) | details | 25.10.2023 |
| Mexico: M15 Morelia - Doubles - Main |
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| 1/8-finals | Corwin F./O'Hoisin O. | Lopez Villasenor G./Sanchez M. | 1:2 (5:7, 6:1, 7:10) | details | 19.10.2023 |
| USA: M15 Albuquerque, NM - Doubles - Main |
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| Quarter-finals | Corwin F./O'Hoisin O. | Markes C./Smith K. | 0:2 (5:7, 3:6) | details | 29.09.2023 |
| 1/8-finals | Corwin F./O'Hoisin O. | Pawlak P./Wallin O. | 2:0 (6:4, 6:3) | details | 28.09.2023 |
 World: Davis Cup - World Group II - Doubles - Main |
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| | Arevalo M./Miralles L. | O'Hare D./O'Hoisin O. | CAN. | details | 17.09.2023 |
Portugal: M25 Vila Real de Santo Antonio 2 - Singles - Main