Diego Dedura-Palomero (born 12 March 2008) is a German professional tennis player. He has a career-high ATP singles ranking of No. 259 achieved on 16 March 2026 and a best doubles ranking of No. 1,647 reached on 3 November 2025.
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.
Despite his early focus on Professional Tour, Dedura had a few good results on 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.
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.
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.
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.
Current through the 2026 Miami Open.