Murkel Dellien

Murkel Alejandro Dellien Velasco (born 16 September 1997) is a Bolivian tennis player. He has a career-high ATP singles ranking of No. 168 achieved on 15 July 2024 and a career-high ATP doubles ranking of No. 174 achieved on 1 April 2024. He is the current No. 2 Bolivian tennis player. Dellien represents Bolivia at the Davis Cup, where he has a W/L record of 2–4.

College career Dellien played college tennis at Wichita State.

Professional career In 2021 Dellien defeated Zizou Bergs in his first Davis Cup rubber.

In July 2024, he won his maiden Challenger title at the 2024 Ion Țiriac Challenger in Brașov, Romania with a win over Dmitry Popko in the final. With his brother Hugo winning the title at the 2024 Iași Open, also in Romania, the Delliens became the first brothers to win a Challenger title in the same season since the Cerúndolos in 2022.

Personal life He is the younger brother of fellow tennis player Hugo Dellien. Their father, Hugo Eduardo Dellien, represented Beni Department as a substitute member of the Chamber of Deputies for the Social Democratic Power alliance from 2006 to 2010.

ATP Challenger Tour finals

Singles: 4 (1 title, 3 runner-up) LegendATP Challenger Tour (1–3)

Doubles: 9 (3 titles, 6 runner-ups) LegendATP Challenger Tour (3–6)

ITF Futures/World Tennis Tour finals

Singles: 10 (6 titles, 4 runner-ups) LegendITF WTT (6–4)

Doubles: 18 (12 titles, 6 runner-ups) LegendITF Futures/WTT (12–6)Finals by surfaceHard (1–0)Clay (11–6)Grass (0–0)Carpet (0–0)