Daniel Mérida Aguilar (born 26 September 2004) is a Spanish professional tennis player. He has a career-high ATP singles ranking of No. 39 achieved on 24 August 2026. He is currently the No. 4 Spanish player in men's singles.

Mérida has won one ATP Tour singles title at the 2026 Croatia Open, as well as two titles on the ATP Challenger Tour.

Junior career Mérida reached the boys' singles quarterfinal at the 2021 French Open, where he lost to 13th seed and eventual champion Luca Van Assche. Later that season, he reached the round of 16 at the US Open, losing to top-seed and eventual runner-up Shang Juncheng. Daniel Mérida Junior Grand Slams Results

At the 2022 edition of the French Open, Mérida reached the quarterfinals, repeating his best junior Grand Slam result, but lost to tenth seed Dino Prižmić.

Mérida had good results on the ITF junior circuit, maintaining a 77–33 singles win-loss record and reached an ITF junior combined ranking of No. 15 on 3 January 2022.

Professional career

2021-24: Pro beginnings and first ITF titles In October 2021, Mérida won his first pro title at the "Copa Alameda" in Madrid, an M15-level event. He defeated compatriot Diego Augusto Barreto in the final.

The following season, Mérida earned his second Futures title at the M15 Valldoreix in May. He defeated top seed Oriol Roca Batalla in straight sets.

Mérida also earned titles during the 2024 season in Antalya and Madrid.

2025: ATP & top 150 debuts, Challenger title Mérida made his ATP Tour debut in doubles at the 2025 Qatar Open, having been awarded a wildcard with Mubarak Al-Harrasi. The pair lost to Yuki Bhambri and Ivan Dodig.

In July, he won his first Challenger title at Open de Pozoblanco, defeating sixth seed Sun Fajing in the final.

2026: ATP title, Major & Masters debuts & third round, Top 40 Mérida won his second Challenger title in February, this time in Tenerife, beating Francesco Maestrelli in the final. Mérida made his ATP Tour singles debut at the Masters 1000-level at the 2026 Indian Wells Open after qualifying for the main draw.

Mérida qualified for Bucharest, where he made it all the way to the final, upsetting second seed Adrian Mannarino and third seed Fábián Marozsán for his first top-100 wins, but lost to Mariano Navone in the final.

Merida then qualified for his home Masters in Madrid, and defeated Marco Trungelliti and 26th seed Corentin Moutet in the second round. As a result, he made his ATP top 100 debut at world No. 86 on 4 May 2026.

He made his Grand Slam main draw debut at the 2026 French Open but lost in the first round to Ben Shelton.

Merida reached his second ATP Tour final at the 2026 Croatia Open Umag becoming the third-youngest finalist at the event in the decade, after Carlos Alcaraz and Jannik Sinner. He won his first ATP Tour title, defeating Damir Džumhur in the final.

Performance timeline

Singles Current through the 2026 US Open.

Tournament20222023202420252026Win %Grand Slam tournamentsAustralian OpenAAAAQ20 / 00–0French OpenAAAA1R0 / 10–1WimbledonAAAA2R0 / 11–1US OpenAAAQ33R0 / 12–1Win–loss0–00–00–00–03–30 / 33–3ATP 1000 tournamentsIndian Wells OpenAAAA1R0 / 10–1Miami OpenAAAAQ20 / 00–0Monte-Carlo MastersAAAAA0 / 00–0Madrid OpenQ1AAA3R0 / 12–1Italian OpenAAAA1R0 / 10–1Canadian OpenAAAAQF0 / 13–1Cincinnati OpenAAAA3R0 / 12–1Shanghai MastersNHAAA0 / 00–0Paris MastersAAAA0 / 00–0Win–loss0–00–00–00–02–30 / 32–3

ATP Tour finals

Singles: 2 (1 title, 1 runner-up) LegendGrand Slam (–)ATP 1000 (–)ATP 500 (–)ATP 250 (1–1)Finals by surfaceHard (–)Clay (1–1)Grass (–)Finals by settingOutdoor (1–1)Indoor (–)

ResultW–LDateTournamentTierSurfaceOpponentScoreLoss0–1Țiriac Open, RomaniaATP 250Clay Mariano Navone2–6, 6–4, 5–7Win1–1Croatia Open, CroatiaATP 250Clay Damir Džumhur6–2, 5–7, 6–2

ATP Challenger Tour finals

Singles: 4 (2 titles, 2 runner-ups) Finals by surfaceHard (2–0)Clay (0–2)

ResultW–LDateTournamentTierSurfaceOpponentScoreLoss0–1Open de Lyon, FranceChallengerClay Marco Trungelliti3–6, 6–4, 3-6Win1–1Open Ciudad de Pozoblanco, SpainChallengerHard Sun Fajing6–3, 6–4Win2–1Tenerife Challenger, SpainChallengerHard6–2, 6–4Loss2–2Internazionali Città di Perugia, ItalyChallengerClay Henrique Rocha6–7(5–7), 3–6

ITF Tour finals

Singles: 10 (6 titles, 4 runner-ups) Finals by surfaceHard (2–1)Clay (4–3)

ResultW–LDateTournamentTierSurfaceOpponentScoreWin1–0M15 Madrid, SpainWTTClay Diego Augusto Barreto6–4, 6–3Win2–0M15 Valldoreix, SpainWTTClay Oriol Roca Batalla2–6, 7–5, 6–2Loss2–1M25 Córdoba, SpainWTTClay4–6, 1–6Loss2–2M15 Alcalá de Henares, SpainWTTHard Hazem Naw4–6, 1–6Win3–2M25 Antalya, Turkey2024 M25 AntalyaWTTClay Nick Hardt4–6, 7–5, 6–3Loss3–3M25 Santander, SpainWTTClay Pol Martín Tiffon7–6(7–3), 2–6, 4–6Loss3–4M25 Oviedo, SpainWTTClay Nicolás Álvarez Varona6–7(3–7), 0–6Win4–4M15 Madrid, Spain (2)WTTHard Guillaume Dalmasso6–2, 6–3Win5–4M25 Doha, Qatar2025 M25 DohaWTTHard Tibo Colson6–4, 6–2 Win6–4M25 Sabadell, SpainWTTClay Oliver Crawford6–4, 2–6, 7–6(7–5)

References

External links