| Challenger Montevideo | 11/16 17:00 | 26 | [111] Facundo Diaz Acosta v Pedro Sakamoto [411] | 6-1,6-2 | |
| Challenger Montevideo | 11/14 15:00 | 25 | [111] Facundo Diaz Acosta v Alessandro Giannessi [211] | 6-1,7-5 | |
| Challenger Lima | 11/07 19:40 | 25 | [183] Conner Huertas Del Pino v Facundo Diaz Acosta [106] | 6-2,6-2 | |
| Challenger Guayaquil | 11/03 20:00 | 27 | [147] Felipe Meligeni Rodrigues Alves v Facundo Diaz Acosta [107] | Retired | |
| Challenger Guayaquil | 11/02 22:50 | 26 | [233] Marco Trungelliti v Facundo Diaz Acosta [107] | 1-6,6-1,6-7 | |
| Challenger Guayaquil | 10/31 19:00 | 25 | [263] Murkel Dellien v Facundo Diaz Acosta [107] | 3-6,2-6 | |
| Challenger Buenos Aires | 10/14 17:00 | 28 | [83] Federico Coria v Facundo Diaz Acosta [106] | 6-4,6-4 | |
| Challenger Buenos Aires | 10/13 21:05 | 27 | [106] Facundo Diaz Acosta v Francisco Comesana [126] | 7-6,4-6,7-6 | |
| Challenger Buenos Aires | 10/11 22:45 | 26 | [106] Facundo Diaz Acosta v Renzo Olivo [296] | 6-3,6-4 | |
| Challenger Buenos Aires | 10/09 22:45 | 25 | [106] Facundo Diaz Acosta v Federico Delbonis [291] | 6-3,6-4 | |
| Challenger Campinas | 10/05 21:20 | 26 | [150] Thiago Monteiro v Facundo Diaz Acosta [106] | 3-6,6-1,6-3 | |
| Challenger Campinas | 10/03 17:50 | 25 | [291] Federico Delbonis v Facundo Diaz Acosta [105] | 3-6,6-3,3-6 | |
| Challenger Szczecin | 09/12 11:10 | 25 | [217] Lukas Neumayer v Facundo Diaz Acosta [99] | 5-7,6-4,6-2 | |
| Challenger Seville | 09/06 09:00 | 26 | [335] Valentin Royer v Facundo Diaz Acosta [94] | 6-4,7-6 | |
| Challenger Seville | 09/05 09:00 | 25 | [305] Javier Barranco Cosano v Facundo Diaz Acosta [94] | 1-6,6-7 | |
| US Open | 08/29 19:15 | 23 | [94] Facundo Diaz Acosta v John Isner [157] | 4-6,3-6,6-7 | |
| ATP Winston-Salem | 08/22 18:00 | 25 | [34] Laslo Djere v Facundo D Acosta [93] | 6-3,6-3 | |
| ATP Winston-Salem | 08/21 18:00 | 24 | [93] Facundo D Acosta v Quentin Halys [69] | 4-6,6-2,6-4 | |
| Challenger Amersfoort | 07/21 16:30 | 27 | [97] Facundo D Acosta v Mathys Erhard [392] | Retired | |
| Challenger Amersfoort | 07/20 10:50 | 26 | [97] Facundo D Acosta v Stefano Travaglia [225] | 6-3,4-6,6-4 | |
| Challenger Amersfoort | 07/18 14:40 | 25 | [97] Facundo D Acosta v Ugo Blanchet [333] | 6-1,6-2 | |
| Challenger San Benedetto | 07/11 14:00 | 25 | Kimmer Coppejans v Facundo D Acosta | Cancelled | |
| Challenger Milan | 07/09 14:30 | 29 | [115] Facundo D Acosta v Matteo Gigante [256] | 6-3,6-3 | |
| Challenger Milan | 07/08 13:05 | 28 | [115] Facundo D Acosta v Flavio Cobolli [150] | 6-0,4-6,6-3 | |
| Challenger Milan | 07/07 10:00 | 27 | [115] Facundo D Acosta v Gauthier Onclin [216] | 6-4,6-3 | |
| Challenger Milan | 07/05 11:55 | 26 | Facundo D Acosta v Pablo Cuevas | 6-3,6-1 | |
| Challenger Milan | 07/03 15:00 | 25 | [115] Facundo D Acosta v Gianmarco Ferrari [414] | 6-0,6-2 | |
| Wimbledon | 06/26 12:10 | 14 | [114] Facundo D Acosta v Sho Shimabukuro [162] | 7-6,3-6,4-6 | |
| Challenger Poznan | 06/22 12:35 | 27 | [117] Facundo D Acosta v Zdenek Kolar [194] | 3-6,1-6 | |
| Challenger Poznan | 06/21 11:20 | 26 | [117] Facundo D Acosta v Sumit Nagal [226] | 6-1,2-6,6-4 |