China: Shanghai - Singles - Qualification |
| Semi-finals | Zhukayev B. | Harris L. | CAN. | dettagli | 30.09.2024 |
USA: Atlanta - Singles - Main |
| 1/16-finals | Kecmanovic M. | Harris L. | CAN. | dettagli | 23.07.2024 |
United Kingdom: Wimbledon - Singles - Main |
| 1/32-finals | Harris L. | Shelton B. | 2:3 (6:4, 65:7, 7:65, 3:6, 67:7) | dettagli | 04.07.2024 |
| 1/64-finals | Harris L. | Michelsen A. | 3:2 (3:6, 4:6, 7:65, 6:2, 7:69) | dettagli | 01.07.2024 |
United Kingdom: Wimbledon - Singles - Qualification |
| Final | Harris L. | Grenier H. | 3:1 (6:4, 6:2, 3:6, 7:65) | dettagli | 27.06.2024 |
| Semi-finals | Harris L. | Loffhagen G. | 2:0 (7:66, 7:65) | dettagli | 26.06.2024 |
| Quarter-finals | Harris L. | Vavassori A. | 2:0 (6:2, 6:2) | dettagli | 24.06.2024 |
United Kingdom: Ilkley - Singles - Main |
| Quarter-finals | Mayot H. | Harris L. | 2:0 (6:3, 6:2) | dettagli | 20.06.2024 |
| 1/8-finals | Fery A. | Harris L. | 0:2 (4:6, 65:7) | dettagli | 19.06.2024 |
| 1/16-finals | Meligeni Alves F. | Harris L. | 0:2 (4:6, 2:6) | dettagli | 18.06.2024 |
United Kingdom: Nottingham - Singles - Main |
| 1/8-finals | Harris L. | Broom C. | 1:2 (62:7, 6:2, 4:6) | dettagli | 12.06.2024 |
| 1/16-finals | Harris L. | Zhukayev B. | 2:1 (4:6, 7:64, 6:4) | dettagli | 11.06.2024 |
United Kingdom: Surbiton - Singles - Main |
| Final | Harris L. | Riedi L. | 2:0 (7:68, 7:5) | dettagli | 09.06.2024 |
| Semi-finals | Harris B. | Harris L. | 0:2 (4:6, 4:6) | dettagli | 08.06.2024 |
| Quarter-finals | Zhukayev B. | Harris L. | 1:2 (6:3, 3:6, 1:6) | dettagli | 07.06.2024 |
| 1/8-finals | Harris L. | Vukic A. | 2:0 (6:1, 7:68) | dettagli | 06.06.2024 |
| 1/16-finals | Huesler M. | Harris L. | 1:2 (5:7, 7:65, 3:6) | dettagli | 05.06.2024 |
France: French Open - Singles - Qualification |
| Semi-finals | Bellucci M. | Harris L. | 2:0 (6:1, 7:69) | dettagli | 22.05.2024 |
| Quarter-finals | Gea A. | Harris L. | 1:2 (6:2, 1:6, 5:7) | dettagli | 20.05.2024 |
Portugal: Oeiras 4 - Singles - Main |
| 1/8-finals | Harris L. | Ymer E. | 0:2 (5:7, 3:6) | dettagli | 15.05.2024 |
| 1/16-finals | Harris L. | Ferreira Silva F. | 2:0 (7:5, 7:66) | dettagli | 14.05.2024 |
China: Guangzhou - Singles - Main |
| 1/16-finals | Harris L. | Wong C. | CAN. | dettagli | 30.04.2024 |
China: Shenzhen 3 - Singles - Main |
| Final | Duckworth J. | Harris L. | 0:2 (3:6, 3:6) | dettagli | 28.04.2024 |
| Semi-finals | Harris L. | Lajal M. | 2:0 (6:2, 6:4) | dettagli | 27.04.2024 |
| Quarter-finals | Kachmazov A. | Harris L. | 1:2 (3:6, 6:4, 3:6) | dettagli | 26.04.2024 |
| 1/8-finals | Hsu Y. H. | Harris L. | 0:2 (4:6, 4:6) | dettagli | 25.04.2024 |
| 1/16-finals | Sweeny D. | Harris L. | 0:2 (2:6, 2:6) | dettagli | 24.04.2024 |
South Korea: Gwangju - Singles - Main |
| Final | Bu Y. | Harris L. | 1:2 (2:6, 6:3, 4:6) | dettagli | 21.04.2024 |
| Semi-finals | Harris L. | Wu Tung-Lin | 2:0 (6:4, 6:4) | dettagli | 20.04.2024 |
| Quarter-finals | Harris L. | Shimabukuro S. | 2:0 (6:1, 6:3) | dettagli | 19.04.2024 |
| 1/8-finals | Harris L. | Chung Y. | 2:0 (6:4, 6:4) | dettagli | 18.04.2024 |
| 1/16-finals | Harris L. | Saville L. | 2:0 (6:2, 6:2) | dettagli | 16.04.2024 |
South Korea: Busan - Singles - Main |
| Quarter-finals | Harris L. | Kwon S. | 0:2 (65:7, 5:7) | dettagli | 12.04.2024 |
| 1/8-finals | Harris L. | Sekulic P. | 2:0 (6:4, 7:63) | dettagli | 10.04.2024 |
| 1/16-finals | Harris L. | Berankis R. | 2:0 (6:3, 6:1) | dettagli | 09.04.2024 |
Spain: Murcia - Singles - Main |
| 1/16-finals | Vincent Ruggeri S. | Harris L. | 2:0 (7:64, 6:2) | dettagli | 19.03.2024 |
Switzerland: Lugano - Singles - Main |
| 1/16-finals | Gea A. | Harris L. | 2:0 (6:4, 6:3) | dettagli | 05.03.2024 |
France: Lille - Singles - Main |
| 1/16-finals | Harris L. | Pouille L. | 0:2 (64:7, 3:6) | dettagli | 27.02.2024 |
France: Pau - Singles - Main |
| 1/16-finals | Harris L. | Prizmic D. | 1:2 (4:6, 6:4, 4:6) | dettagli | 19.02.2024 |
Germany: Koblenz - Singles - Main |
| 1/16-finals | Otte O. | Harris L. | 2:1 (5:7, 6:1, 6:4) | dettagli | 31.01.2024 |
Belgium: Ottignies-Louvain-la-Neuve - Singles - Main |
| 1/16-finals | Harris L. | Copil M. | 1:2 (64:7, 7:67, 0:6) | dettagli | 24.01.2024 |
Australia: Australian Open - Singles - Main |
| 1/64-finals | Halys Q. | Harris L. | 3:1 (4:6, 7:65, 7:5, 7:62) | dettagli | 14.01.2024 |
Australia: Australian Open - Singles - Qualification |
| Final | Gaston H. | Harris L. | 0:2 (0:6, 2:6) | dettagli | 12.01.2024 |