How old was Emma Raducanu when she won the US Open in 2021?
Emma Raducanu was 18 years old when she won the US Open in 2021. Her victory at the tournament made her the first British woman to win a Grand Slam singles title since 1977. Raducanu's remarkable achievement at such a young age garnered widespread attention and catapulted her into the global spotlight as a rising star in tennis.