Who did Leylah Fernandez lose to in the 2021 US Open final?
Emma Raducanu
Bianca Andreescu
Serena Williams
Aryna Sabalenka
Answer
Emma Raducanu defeated Leylah Fernandez in the 2021 US Open women's singles final, making her the first qualifier to win a major singles title and the first British woman to win a major singles title since 1977.