 Spain: Madrid - Singles - Main |
|---|
| 1/64-finals | Diaz Acosta F. | Shapovalov D. | 1:2 (4:6, 6:3, 3:6) | details | 24.04.2024 |
| Spain: Barcelona - Singles - Main |
|---|
| Quarter-finals | Diaz Acosta F. | Tsitsipas S. | 1:2 (6:4, 3:6, 68:7) | details | 19.04.2024 |
| 1/8-finals | Marozsan F. | Diaz Acosta F. | 1:2 (6:3, 3:6, 1:6) | details | 18.04.2024 |
| 1/16-finals | Diaz Acosta F. | Coric B. | 2:0 (6:2, 7:5) | details | 16.04.2024 |
| 1/32-finals | Diaz Acosta F. | Rincon D. | 2:0 (6:1, 6:4) | details | 15.04.2024 |
 Monaco: Monte Carlo - Singles - Main |
|---|
| 1/32-finals | Bautista-Agut R. | Diaz Acosta F. | 2:0 (6:2, 6:4) | details | 09.04.2024 |
| Monaco: Monte Carlo - Singles - Qualification |
|---|
| Final | Diaz Acosta F. | Nagal S. | 1:2 (5:7, 6:2, 2:6) | details | 07.04.2024 |
| Semi-finals | Diaz Acosta F. | Schwartzman D. | 2:0 (6:3, 6:4) | details | 06.04.2024 |
 Morocco: Marrakech - Singles - Main |
|---|
| 1/16-finals | Moreno De Alboran N. | Diaz Acosta F. | 2:1 (6:4, 3:6, 6:3) | details | 02.04.2024 |
 USA: Miami - Singles - Main |
|---|
| 1/64-finals | Popyrin A. | Diaz Acosta F. | 2:0 (6:2, 6:2) | details | 21.03.2024 |
 Chile: Santiago - Singles - Main |
|---|
| 1/8-finals | Diaz Acosta F. | Martinez P. | 1:2 (64:7, 7:65, 1:6) | details | 28.02.2024 |
| 1/16-finals | Diaz Acosta F. | Cachin P. | 2:1 (5:7, 6:3, 7:62) | details | 26.02.2024 |
 Brazil: Rio de Janeiro - Singles - Main |
|---|
| 1/8-finals | Diaz Acosta F. | Baez S. | 0:2 (61:7, 3:6) | details | 22.02.2024 |
| 1/16-finals | Diaz Acosta F. | Wawrinka S. | 2:0 (7:5, 6:4) | details | 20.02.2024 |
 Argentina: Buenos Aires - Singles - Main |
|---|
| Final | Jarry N. | Diaz Acosta F. | 0:2 (3:6, 4:6) | details | 18.02.2024 |
| Semi-finals | Diaz Acosta F. | Coria F. | 2:0 (6:2, 6:3) | details | 17.02.2024 |
| Quarter-finals | Lajovic D. | Diaz Acosta F. | 0:2 (4:6, 3:6) | details | 16.02.2024 |
| 1/8-finals | Diaz Acosta F. | Cerundolo F. | 2:0 (7:63, 6:0) | details | 14.02.2024 |
| 1/16-finals | Diaz Acosta F. | Altmaier D. | 2:0 (6:3, 7:61) | details | 12.02.2024 |
| Argentina: Cordoba - Singles - Main |
|---|
| Quarter-finals | Diaz Acosta F. | Baez S. | 0:2 (3:6, 1:6) | details | 10.02.2024 |
| 1/8-finals | Tirante T. A. | Diaz Acosta F. | 1:2 (2:6, 7:65, 2:6) | details | 09.02.2024 |
| 1/16-finals | Diaz Acosta F. | Gomez F. A. | 2:0 (6:1, 6:4) | details | 06.02.2024 |
 Australia: Australian Open - Singles - Main |
|---|
| 1/64-finals | Fritz T. | Diaz Acosta F. | 3:2 (4:6, 6:3, 3:6, 6:2, 6:4) | details | 14.01.2024 |
| Australia: Adelaide - Singles - Main |
|---|
| 1/16-finals | Thompson J. | Diaz Acosta F. | 2:0 (6:2, 6:2) | details | 09.01.2024 |
| Australia: Adelaide - Singles - Qualification |
|---|
| Final | Seyboth Wild T. | Diaz Acosta F. | 1:2 (6:2, 66:7, 63:7) | details | 08.01.2024 |
| Semi-finals | Watanuki Y. | Diaz Acosta F. | 1:2 (6:4, 64:7, 64:7) | details | 07.01.2024 |
| Australia: Canberra - Singles - Main |
|---|
| 1/16-finals | Diaz Acosta F. | Molleker R. | 0:2 (67:7, 3:6) | details | 02.01.2024 |
 Uruguay: Montevideo - Singles - Main |
|---|
| Final | Diaz Acosta F. | Monteiro T. | 1:0 RET. (6:3, 4:3) | details | 19.11.2023 |
| Semi-finals | Heide G. | Diaz Acosta F. | 1:2 (6:4, 3:6, 5:7) | details | 18.11.2023 |
| Quarter-finals | Diaz Acosta F. | Burruchaga R. A. | 2:1 (4:6, 6:4, 6:3) | details | 17.11.2023 |
| 1/8-finals | Diaz Acosta F. | Sakamoto P. | 2:0 (6:1, 6:2) | details | 16.11.2023 |
| 1/16-finals | Diaz Acosta F. | Giannessi A. | 2:0 (6:1, 7:5) | details | 14.11.2023 |
 Peru: Lima 2 - Singles - Main |
|---|
| 1/16-finals | Huertas Del Pino C. | Diaz Acosta F. | 2:0 (6:2, 6:2) | details | 07.11.2023 |
 Ecuador: Guayaquil - Singles - Main |
|---|
| Quarter-finals | Meligeni Alves F. | Diaz Acosta F. | 1:0 RET. (6:1, 3:1) | details | 03.11.2023 |
| 1/8-finals | Trungelliti M. | Diaz Acosta F. | 1:2 (1:6, 6:1, 65:7) | details | 02.11.2023 |
| 1/16-finals | Dellien Velasco M. A. | Diaz Acosta F. | 0:2 (3:6, 2:6) | details | 31.10.2023 |
| Argentina: Buenos Aires 2 - Singles - Main |
|---|
| Semi-finals | Coria F. | Diaz Acosta F. | 2:0 (6:4, 6:4) | details | 14.10.2023 |
| Quarter-finals | Diaz Acosta F. | Comesana F. | 2:1 (7:65, 4:6, 7:63) | details | 13.10.2023 |
| 1/8-finals | Diaz Acosta F. | Olivo R. | 2:0 (6:3, 6:4) | details | 12.10.2023 |
| 1/16-finals | Diaz Acosta F. | Delbonis F. | 2:0 (6:3, 6:4) | details | 10.10.2023 |
| Brazil: Campinas - Singles - Main |
|---|
| 1/8-finals | Monteiro T. | Diaz Acosta F. | 2:1 (3:6, 6:1, 6:3) | details | 05.10.2023 |
| 1/16-finals | Delbonis F. | Diaz Acosta F. | 1:2 (3:6, 6:3, 3:6) | details | 03.10.2023 |
 Poland: Szczecin - Singles - Main |
|---|
| 1/16-finals | Neumayer L. | Diaz Acosta F. | 2:1 (5:7, 6:4, 6:2) | details | 12.09.2023 |
| Spain: Seville - Singles - Main |
|---|
| 1/8-finals | Royer V. | Diaz Acosta F. | 2:0 (6:4, 7:67) | details | 06.09.2023 |
| 1/16-finals | Barranco Cosano J. | Diaz Acosta F. | 0:2 (1:6, 65:7) | details | 05.09.2023 |
| USA: US Open - Singles - Main |
|---|
| 1/64-finals | Diaz Acosta F. | Isner J. | 0:3 (4:6, 3:6, 61:7) | details | 29.08.2023 |
| USA: Winston-Salem - Singles - Main |
|---|
| 1/16-finals | Djere L. | Diaz Acosta F. | 2:0 (6:3, 6:3) | details | 22.08.2023 |
| 1/32-finals | Diaz Acosta F. | Halys Q. | 2:1 (4:6, 6:2, 6:4) | details | 21.08.2023 |
 Netherlands: Amersfoort - Singles - Main |
|---|
| Quarter-finals | Diaz Acosta F. | Erhard M. | 0:1 RET. (3:6) | details | 21.07.2023 |