| ITF W35 Santa Margherita | 04/19 07:55 | 27 | [344] Ayla Aksu v Nahia Berecoechea [433] | 6-4,7-5 | |
| ITF W35 Santa Margherita | 04/18 10:10 | 26 | Martina Spigarelli v Nahia Berecoechea | 0-6,2-6 | |
| ITF W35 Santa Margherita | 04/17 09:40 | 25 | Melania Delai v Nahia Berecoechea | 1-6,3-6 | |
| ITF W100 Zaragoza | 04/08 12:25 | 54 | Nahia Berecoechea v Mina Hodzic | 6-7,6-7 | |
| ITF W35 Terrassa | 03/29 09:30 | 28 | [292] Hanne Vandewinkel v Nahia Berecoechea [468] | 4-6,7-6,6-0 | |
| ITF W35 Terrassa | 03/28 11:10 | 27 | [259] Irene Burillo Escorihuela v Nahia Berecoechea [468] | 5-7,5-7 | |
| ITF W35 Terrassa | 03/27 10:50 | 26 | [468] Nahia Berecoechea v Maja Chwalinska [296] | Retired | |
| ITF W35 Terrassa | 03/26 09:50 | 25 | Nahia Berecoechea v Kaitlin Quevedo | 3-6,6-3,6-4 | |
| ITF W35 Terrassa | 03/25 11:55 | 54 | Nahia Berecoechea v Lucia L Domingo | 6-2,6-4 | |
| ITF W35 Terrassa | 03/24 09:00 | 54 | Nahia Berecoechea v Anastasia Iamachkine | 7-6,6-2 | |
| ITF W35 Santo Domingo | 03/14 17:05 | 26 | [476] Nahia Berecoechea v Solana Sierra [185] | 4-6,1-6 | |
| ITF W35 Santo Domingo | 03/13 13:25 | 25 | Victoria Rodriguez v Nahia Berecoechea | 2-6,3-6 | |
| ITF W35 Santo Domingo | 03/11 18:25 | 24 | Gabriella Price v Nahia Berecoechea | 0-6,1-6 | |
| ITF W35 Santo Domingo | 03/07 15:25 | 26 | [226] Elvina Kalieva v Nahia Berecoechea [476] | 6-4,6-3 | |
| ITF W35 Santo Domingo | 03/06 13:40 | 25 | [476] Nahia Berecoechea v Madison Sieg [343] | 6-1,6-4 | |
| ITF W35 Santo Domingo | 03/04 17:00 | 24 | [379] Sophie Chang v Nahia Berecoechea [476] | 0-6,4-6 | |
| ITF W50 Pretoria | 02/28 09:35 | 26 | [487] Nahia Berecoechea v Alina Charaeva [314] | 1-6,0-6 | |
| ITF W50 Pretoria | 02/27 08:00 | 25 | [268] Isabella Shinikova v Nahia Berecoechea [487] | 5-7,1-6 | |
| ITF W50 Pretoria | 02/20 07:50 | 25 | [227] Xiaodi You v Nahia Berecoechea [464] | 6-0,4-6,7-6 | |
| WTA Limoges | 12/13 10:45 | 25 | [82] Cristina Bucsa v Nahia Berecoechea [445] | 6-3,6-1 | |
| WTA Limoges | 12/10 13:05 | 19 | Nahia Berecoechea v Aravane Rezai | 6-7,4-6 | |
| ITF W25 Limassol | 11/30 12:00 | 26 | [427] Nahia Berecoechea v Silvia Ambrosio [255] | 4-6,6-4,3-6 | |
| ITF W25 Limassol | 11/29 13:40 | 25 | [427] Nahia Berecoechea v Sandra Samir [404] | 6-1,6-2 | |
| ITF W25 Limassol | 11/21 08:00 | 25 | [425] Nahia Berecoechea v Guiomar Maristany Zuleta De Reales [349] | 0-6,5-7 | |
| ITF W25 Limassol | 11/20 09:25 | 54 | [425] Nahia Berecoechea v Eleonora Alvisi [474] | 6-2,6-1 | |
| ITF W60 Nantes | 11/01 16:30 | 26 | Oceane Dodin v Nahia Berecoechea | 6-3,6-2 | |
| ITF W60 Nantes | 10/31 09:30 | 25 | Emeline Dartron v Nahia Berecoechea | 5-7,4-6 | |
| ITF W60 Nantes | 10/30 09:25 | 54 | Nahia Berecoechea v Nadiya Kolb | 6-4,6-0 | |
| ITF W60 Nantes | 10/29 11:00 | 54 | Nahia Berecoechea v Irys Ekani | 6-2,6-0 | |
| ITF W100 Les Franqueses | 10/27 09:30 | 27 | Viktoriya Tomova v Nahia Berecoechea | 6-2,6-4 |