Yaroslav Demin

Yaroslav Aleksandrovich Demin (, born 30 August 2005) is a Russian professional tennis player. He has a career-high ATP singles ranking of No. 624 achieved on 4 November 2024 and a doubles ranking of No. 753 reached on 6 April 2026. Demin plays mostly on the ITF Tour.

Junior career In March 2023, Demin won the Banana Bowl, a top junior-level event hosted in Criciúma, Brazil. He defeated Brazilian João Fonseca in the final.

A few months later, Demin earned his biggest title at junior-level: A major in the boys' doubles category at the 2023 French Open, playing with Mexican Rodrigo Pacheco Méndez. He also was a runner-up in singles at 2023 Wimbledon, losing to local player Henry Searle in straight sets.

Demin had good results in Juniors, maintaining a 104–53 singles win-loss record and reached an ITF junior combined ranking of world No. 1 on 17 July 2023.

ITF World Tennis Tour finals

Singles: 5 (4 titles, 1 runner-up) LegendITF WTT (4–1)Finals by surfaceHard (4–1)Clay (–)

Doubles: 5 (3 titles, 2 runner-ups) LegendITF WTT (3–2)Finals by surfaceHard (3–2)Clay (–)

Junior Grand Slam finals

Singles: 1 (runner-up)

Doubles: 1 (title)