Astra Sharma defeated Ons Jabeur 2–6, 7–5, 6–1 in the final of the WTA 250 Charleston event on clay on 18 April 2021, delivering a significant upset against the pre-match favourite. Jabeur, seeded accordingly with odds of 1.18, dominated the opening set to establish control. However, Sharma mounted a decisive comeback, claiming a competitive second set before overwhelming her opponent in the third to secure her maiden WTA title. The Australian's reversal of fortune—she entered at 5.7 odds—represents a statement victory that will substantially elevate her ranking and confidence on the clay-court circuit.