Former Wimbledon champion and World No. 6 Markéta Vondroušová has been suspended from professional tennis for four years for refusing an anti-doping test in December 2025, the international Tennis Integrity Agency (ITIA) announced Monday.

The International Tennis Integrity Agency detailed the circumstances of Marketa Vondrousova's refusal of a doping test, which led to her suspension until 2030. After the four-year suspension handed to Marketa Vondrousova for refusing a doping test,

Former Wimbledon champion Marketa Vondrousova was suspended for four years Monday for refusing an anti-doping test — even though the Czech player cited “mental stress” and fear when the testing agent “rang my door late at night without properly identifying themselves.”

On the eve of the Wimbledon Championships, 2023 women’s singles champion Markéta Vondroušová has been handed a shock four-year suspension. This follows the Czech athlete’s refusal of an out-of-competition anti-doping test in December 2025.