Caroline Wozniacki defeated Renata Zarazua 6–3, 6–3 in the first round of the US Open on hard court in New York on 29 August 2024. Wozniacki controlled proceedings throughout, securing both sets with identical scorelines to advance smoothly through the opening stage of the Grand Slam. The Danish former world number one demonstrated the consistency required to progress at Flushing Meadows, managing her service games effectively whilst capitalising on opportunities to break Zarazua's delivery. Wozniacki's composed performance underscored her ability to navigate early-round matches without undue resistance. The victory keeps the 34-year-old on course in her comeback campaign at one of tennis's most prestigious tournaments.