| Billie Jean King Cup | 04/11 16:45 | 2 | Julia Riera v Maria G Rivera Corado | 6-7,6-0,6-1 | |
| ITF W25 Sopo | 04/01 15:00 | 28 | [263] Julia Riera v Suzan Lamens [230] | 2-6,4-6 | |
| ITF W25 Sopo | 03/31 15:00 | 27 | [263] Julia Riera v Silvia Ambrosio [433] | 6-4,4-6,6-2 | |
| ITF W25 Sopo | 03/30 17:10 | 26 | [263] Julia Riera v Nefisa Berberovic [320] | 6-2,6-1 | |
| ITF W25 Sopo | 03/28 17:40 | 25 | [263] Julia Riera v Lena Papadakis [316] | 7-5,6-0 | |
| ITF W25 Mosquera | 03/23 17:25 | 26 | [286] Emiliana Arango v Julia Riera [263] | 6-1,6-7,6-3 | |
| ITF W25 Mosquera | 03/21 15:55 | 25 | [263] Julia Riera v Nuria Brancaccio [207] | 6-3,6-2 | |
| ITF W40 Anapoima | 03/16 17:35 | 26 | [219] Sinja Kraus v Julia Riera [266] | 6-4,6-1 | |
| ITF W40 Anapoima | 03/15 19:15 | 25 | [266] Julia Riera v Reka-Luca Jani [131] | 6-3,7-6 | |
| ITF W25 Tucuman | 03/03 18:15 | 27 | Martina C Taborda v Julia Riera | 1-6,6-4,6-2 | |
| ITF W25 Tucuman | 03/02 16:25 | 26 | Victoria Bosio v Julia Riera | 0-6,3-6 | |
| ITF W25 Tucuman | 03/01 14:00 | 25 | Ani Vangelova v Julia Riera | 6-1,5-7,4-6 | |
| ITF W25 Tucuman | 02/24 22:00 | 27 | [452] Solana Sierra v Julia Riera [266] | 6-2,3-6,7-6 | |
| ITF W25 Tucuman | 02/23 15:05 | 26 | Miriana Tona v Julia Riera | 4-6,6-4,3-6 | |
| ITF W25 Tucuman | 02/22 16:00 | 25 | Maria Victoria Marchesini v Julia Riera | 2-6,3-6 | |
| WTA Cali | 01/30 16:00 | 25 | [213] Nuria Brancaccio v Julia Riera [259] | 7-5,6-3 | |
| ITF W25 Buenos Aires | 01/19 18:40 | 26 | [461] Solana Sierra v Julia Riera [264] | 6-3,6-2 | |
| ITF W25 Buenos Aires | 01/18 13:45 | 25 | Berta Bonardi v Julia Riera | 6-7,4-6 | |
| ITF W25 Buenos Aires | 01/15 12:55 | 29 | [264] Julia Riera v Nuria Brancaccio [269] | 4-6,6-4,5-7 | |
| ITF W25 Buenos Aires | 01/14 13:00 | 28 | Julia Riera v Pia Lovric | 6-3,6-2 | |
| ITF W25 Buenos Aires | 01/13 15:25 | 27 | [258] Julia Riera v Martina C Taborda [431] | 6-3,6-4 | |
| ITF W25 Buenos Aires | 01/12 15:30 | 26 | [258] Julia Riera v Solana Sierra [454] | 6-4,2-6,7-6 | |
| ITF W25 Buenos Aires | 01/11 16:25 | 25 | Julia Riera v Josefina Estevez | 6-3,6-2 | |
| ITF W60 Rio de Janeiro | 11/28 20:30 | 25 | [257] Julia Riera v Whitney Osuigwe [293] | 7-6,2-6,5-7 | |
| WTA Montevideo | 11/24 21:50 | 26 | [270] Julia Riera v Hailey Baptiste [176] | 1-6,6-7 | |
| WTA Montevideo | 11/23 18:05 | 25 | [288] Yvonne Cavelle-Reimers v Julia Riera [270] | 3-6,4-6 | |
| WTA Buenos Aires | 11/16 13:30 | 25 | [269] Julia Riera v Danka Kovinic [71] | 1-6,6-2,1-6 | |
| WTA Buenos Aires | 11/14 14:00 | 19 | [174] Sara Bejlek v Julia Riera [269] | 5-7,4-6 | |
| ITF W60 Barranquilla | 11/02 17:20 | 25 | [462] Lexie Stevens v Julia Riera [275] | 6-4,6-4 | |
| ITF W25 Ibague | 10/29 16:30 | 28 | [286] Gabriela Ce v Julia Riera [277] | 2-6,6-2,6-4 |