Julia Riera (born 29 May 2002) is an Argentine tennis player. Riera has a career-high singles ranking by the WTA of No. 93, achieved on 20 May 2024. She also has a career-high doubles ranking of world No. 179 which she reached December 2023.
She has won one doubles title on the WTA Challenger Tour as well as seven singles and three doubles titles on the ITF Circuit.
Riera competes for Argentina in the Billie Jean King Cup, where she has a win/loss record of 18–6.
In 2016, she began traveling regularly to the CeNARD, and finished the year competing in the under-14 category at the Orange Bowl.
In 2017 and 2018, she represented Vélez Sarsfield in the interclub competitions organized by the AAT.
In 2019, she began representing River Plate in the interclub championships and, with a 5–1 record, reached the final.
In August, Riera competed in an ITF W80 tournament event in Brasília. In doubles , she partnered with Brazilian player Carolina Alves and won the title, defeating the British-Ukrainian duo Eden Silva and Valeriya Strakhova in the final.
During the 2023 Pan American Games in Santiago, Riera won the bronze medal in women's doubles, partnering with María Lourdes Carlé.
Riera also won the singles bronze medal, defeating Rebecca Marino from Canada in the bronze-medal match by 3–6, 6–4, 6–1.
Partnering again with María Lourdes Carlé, she won the doubles title at the Montevideo Open, defeating Freya Christie and Yuliana Lizarazo in the final.
Following her lifting the biggest singles trophy of her career at the W75 in Chiasso, she reached the top 100 in the rankings at No. 94, on 22 April 2024.
After that, Riera played at the Wiesbaden Tennis Open and won the singles title, defeating Jule Niemeier in the final by 3–6, 6–3, 6–2.
In May, she qualified into the 2024 French Open for her major main-draw debut, after facing Alexandra Eala in the last match of the qualifying rounds and winning in three sets.
At the main draw's first round, Riera was overcome by Romanian Irina-Camelia Begu.
In November, with the Argentine Billie Jean King Cup team, she went to São Paulo to face the Brazilian team. Partnering with Jazmín Ortenzi, she lost to Carolina Alves and Beatriz Haddad Maia in the decisive doubles match of the tie, in which Brazil secured a place in the 2025 Finals qualifiers.
At the 2025 Copa Colsanitas, in Bogota, Colombia, Riera was a semifinalist, losing in straight sets to Camila Osorio.
In her first round match, Riera was leading British player Francesca Jones 5–3 in the third set when the match ended dramatically, after Jones collapsed due to the effects of playing at high altitude without acclimatisation. Riera assisted medics as her opponent was lifted into a wheelchair and taken off court.
At the 2025 French Open Julia Riera among Lourdes Carlé and Paula Ormaechea successfully advanced from the qualifying rounds into the main draw of the women's singles. This marked the first time in 39 years that three Argentine women achieved this feat in the same edition of the tournament, matching the milestone last reached in 1986.
In September, Riera played at the first edition of the SP Open, a WTA 250 held in São Paulo, Brazil. She advanced to the second round of the singles draw, but was defeated in straight sets by Alexandra Eala.
In December, Riera took part in the first edition of the exhibition tournament “Road to Australia” in Buenos Aires. She was crowned women’s champion after defeating Jazmín Ortenzi in the final, 6–4 6–3.
| Grand Slam tournaments | ||||||
| Australian Open | A | A | Q3 | 0 / 0 | 0–0 | |
| French Open | A | A | 1R | 0 / 1 | 0–1 | |
| Wimbledon | A | Q2 | 1R | 0 / 1 | 0–1 | |
| US Open | A | Q2 | Q2 | 0 / 0 | 0–0 | |
| Win–loss | 0–0 | 0–0 | 0–2 | 0 / 2 | 0–2 | |
| National representation | ||||||
| Billie Jean King Cup | PO | PO | 0 / 0 | 5–0 | ||
| Career statistics | ||||||
| Tournaments | 0 | 2 | Career total: 2 | |||
| Overall win–loss | 0–0 | 9–2 | 0 / 2 | 9–2 | ||
| Year-end ranking | 260 | 158 | $151,546 | |||
| Win | 1–0 | Montevideo Open, Uruguay | Clay | Freya Christie | |||
| Loss | 1–1 | Swedish Open, Sweden | Clay | María Lourdes Carlé | Peangtarn Plipuech Tsao Chia-yi | 5–7, 3–6 |
| {class="wikitable" style=font-size:85%; !Legend |
| W100 tournaments (1–0) |
| W60/75 tournaments (1–0) |
| W25 tournaments (3–2) |
| W15 tournaments (2–0) |
| Hard (0–0) |
| Clay (7–2) |
| Win | 1–0 | Oct 2021 | ITF Antalya, Turkey | W15 | Clay | Rosa Vicens Mas | 6–4, 5–7, 7–6(1) |
| Win | 2–0 | Nov 2021 | ITF Antalya, Turkey | W15 | Clay | Tian Fangran | 7–6(3), 6–1 |
| Loss | 2–1 | Aug 2022 | ITF Koksijde, Belgium | W25 | Clay | Marie Benoît | 5–7, 3–6 |
| Win | 3–1 | Sep 2022 | ITF Trieste, Italy | W25 | Clay | Oana Georgeta Simion | 6–1, 6–4 |
| Loss | 3–2 | Jan 2023 | ITF Buenos Aires, Argentina | W25 | Clay | Nuria Brancaccio | 4–6, 6–4, 5–7 |
| Win | 4–2 | Apr 2023 | ITF Guayaquil, Ecuador | W25 | Clay | Francesca Jones | 6–2, 7–5 |
| Win | 5–2 | Apr 2023 | ITF Guayaquil, Ecuador | W25 | Clay | Solana Sierra | 6–4, 4–6, 6–4 |
| Win | 6–2 | Apr 2024 | Chiasso Open, Switzerland | W75 | Clay | Anna Bondár | 6–3, 7–6(2) |
| Win | 7–2 | May 2024 | Wiesbaden Open, Germany | W100 | Clay | Jule Niemeier | 3–6, 6–3, 6–2 |
| {class="wikitable" style=font-size:85%; !Legend |
| W80 tournaments (1–0) |
| W60/75 tournaments (0–1) |
| W40/50 tournaments (1–0) |
| W25/35 tournaments (2–2) |
| Hard (1–0) |
| Clay (3–3) |
| Loss | 0–1 | Sep 2022 | ITF Marbella, Spain | W25 | Clay | Daniela Seguel | Jéssica Bouzas Maneiro Leyre Romero Gormaz | 4–6, 2–6 |
| Loss | 0–2 | Mar 2023 | ITF Tucumán, Argentina | W25 | Clay | Guillermina Naya | Valeriya Strakhova Daniela Vismane | 3–6, 6–3, 11–13 |
| Win | 1–2 | Mar 2023 | ITF Sopo, Colombia | W25 | Clay | Guillermina Naya | Victoria Hu Melany Krywoj | 7–5, 6–4 |
| Win | 2–2 | Aug 2023 | Aberto da República, Brazil | W80 | Hard | Carolina Alves | Eden Silva Valeriya Strakhova | 6–2, 6–3 |
| Win | 3–2 | Sep 2024 | ITF Pilar, Argentina | W50 | Clay | Carolina Alves | Nicole Fossa Huergo Zhibek Kulambayeva | 6–4, 7–5 |
| Loss | 3–3 | Mar 2025 | Vacaria Open, Brazil | W75 | Clay (i) | Despina Papamichail | Robin Anderson Alicia Herrero Liñana | 5–7, 4–6 |
| Win | 4–3 | Jul 2025 | ITF Pergamino, Argentina | W35 | Clay | Martina Capurro Taborda | Luisina Giovannini Marian Gómez Pezuela Cano | 6–4, 6–2 |
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