Diego Dedura-Palomero (born 12 March 2008) is a German professional tennis player. He has a career-high ATP singles ranking of No. 186 achieved on 21 September 2026 and a best doubles ranking of No. 1,647 reached on 3 November 2025.
Early life Dedura was born in Berlin, Germany to parents Cesar Palomero and Ruta (née Deduraite) Deduraite-Palomero. He started taking tennis lessons as a kid with his own father, a former tennis coach.
Junior career Despite his early focus on the Professional Tour, Dedura had a few good results on the ITF junior circuit. In June 2024, he and compatriot Niels McDonald won the doubles title at the J300 tournament in Bamberg.
He reached an ITF junior combined ranking of No. 27 on 6 January 2025.
Professional career 2024: Challenger debut Dedura made his ATP Challenger Tour main draw debut at the age of 16 as a qualifier at the Schwaben Open in Augsburg, reaching the second round.
2025: First ATP win at age 17, maiden Futures title, top 400 In April, at the age of 17, Dedura made his ATP Tour main draw debut as a lucky loser at the BMW Open in Munich, where he won against eight seed Denis Shapovalov via retirement in the first round and became the first player born in 2008 or later to win an ATP Tour match. He lost to Zizou Bergs in the second round.
Later that month, the German announced that he would forgo the second part of his surname as a player.
In December, Dedura won his first professional title, a Futures-level event at M15 Agadir, Morocco.
2026: Maiden Challenger title, top 200 Dedura won his first ATP Challenger singles title at the Tampere Open in Finland, defeating second seed Otto Virtanen in the final. As a result he reached the top 200 in the singles rankings on 27 July 2026 and became the youngest Challenger champion of the season.
Personal life Dedura has a diverse family background: His father, Cesar, is from Chile and his mother, Ruta, is from Lithuania. He has an older brother, Mariano, who also plays tennis.
His mother is a former professional tennis player.
Dedura speaks four languages: German, English, Spanish and Lithuanian.
Performance timeline
Singles Current through the 2026 US Open qualifying.
Tournament20252026SRW–LGrand Slam tournamentsAustralian OpenAA0 / 00–0French OpenAA0 / 00–0WimbledonAA0 / 00–0 US OpenAQ10 / 00–0Win–loss0–00–00 / 00–0ATP 1000 tournamentsMiami OpenAQ10 / 00–0Madrid OpenQ1Q20 / 00–0Career statisticsTournaments235Overall win–loss1–20–31–5Year-end ranking386
ATP Challenger Tour finals
Singles: 1 (title) LegendATP Challenger (1–0)Finals by surfaceHard (–)Clay (1–0)
ResultW–LDateTournamentSurfaceOpponentScoreWin1–0Tampere Open, FinlandClay Otto Virtanen6–3, 6–7(3–7), 6–3
ITF World Tennis Tour finals
Singles: 5 (2 titles, 3 runner-ups) LegendITF WTT (2–3)Finals by surfaceHard (–)Clay (2–3)
ResultW–LDateTournamentSurfaceOpponentScoreLoss0–1M25 Pula, ItalyClay Daniel Rincón2–6, 7–6(7–5), 3–6Loss0–2M15 Villach, AustriaClay Alex Barrena3–6, 3–6Win1–2M15 Agadir, MoroccoClay Reda Bennani6–2, 7–5Loss1–3M25 Marrakech, MoroccoClay Sean Cuenin1–6, 6–2, 6–7(1–7)Win2–3M25 Yerba Buena, ArgentinaClay Luciano Emanuel Ambrogi6–3, 7–6(7–3)
References
External links