Guiomar Maristany

Guiomar Maristany Zuleta de Reales (born 19 February 1999) is a Spanish tennis player. She has a career-high WTA singles ranking of world No. 168, achieved on 17 November 2025. On 30 January 2023, she peaked at No. 287 in the WTA doubles rankings. She has won eight titles in singles and six in doubles on the ITF Women's Circuit.

Career 2022–2023: Mediterranean Games gold medals In March 2022, Maristany became the champion in Palma Nova, Spain by defeating Argentine Solana Sierra. In May, she won her fifth career singles title by defeating compatriot Jéssica Bouzas Maneiro in the final. She played a $25k final in Madrid in June 2022.

She won gold medals in singles and doubles at the 2022 Mediterranean Games in Oran, Algeria. In the finals, she defeated Italian Nuria Brancaccio in singles, and, alongside Jéssica Bouzas Maneiro, overcame Maltese Francesca Curmi and Elaine Genovese in the doubles final.

Maristany gained entry into the WTA 125 2023 Open Internacional de Valencia as a lucky loser, defeating Alena Fomina-Klotz to reach the second round, where she lost to Marina Bassols Ribera.

2024–2025: WTA Tour debut Given a wildcard entry into the WTA 125 2024 Catalonia Open, she made it through to the semifinals with wins over Nao Hibino, Dejana Radanović and third seed Arantxa Rus, before her run was ended by Mayar Sherif.

Maristany made her WTA Tour main-draw debut at the 2025 Iași Open, losing in the first round to third seed Ann Li in three sets.

2026: Grand Slam debut, first WTA Tour win Maristany made her Grand Slam debut at the 2026 Australian Open in the longest final qualifying contest, with a 7-5, 4-6, 6-4 score over Elvina Kalieva in 2 hours and 57 minutes. She lost in the main-draw first round to Polina Kudermetova.

At the Copa Colsanitas, Maristany defeated seventh seed Francesca Jones for her first WTA Tour main-draw win, before losing to Emiliana Arango in the second round.

Grand Slam singles performance timeline

Singles

ITF Circuit finals Singles: 16 (9 titles, 7 runner–ups) LegendW60/75 tournaments (0–2)W50 tournaments (2–0) W25/35 tournaments (4–4) W15 tournaments (3–1) Finals by surfaceHard (0–2)Clay (9–5)

Doubles: 11 (6 titles, 5 runner–ups) LegendW60 tournaments (1–1)W25 tournaments (3–3) W10/15 tournaments (1–1) Finals by surfaceHard (2–1)Clay (4–4)

National representation Multi-sports event Maristany made her debut representing Spain in multi-sports event at the 2022 Mediterranean Games, she won the women's singles and the doubles gold medal.

Singles: 1 (gold)

Doubles: 1 (gold)