LAST MINUTE: ATP Tour President Andrea Gaudenzi breaks his silence and imposes a sanction on Marta Kostyuk following controversial accusations directed at Aryna Sabalenka at the Brisbane International 2026.
The world of professional tennis has been rocked by a shocking announcement coming from the ATP Tour. After several days of silence and intense speculation, the president of the ATP Tour, Andrea Gaudenzi, has finally taken the floor to clarify a matter that had become explosive.

His decision to sanction Marta Kostyuk following controversial accusations and statements considered offensive towards Aryna Sabalenka during the Brisbane International 2026 marks an important turning point in the circuit’s disciplinary management.
The incident dates back to the end of the 2026 Brisbane International, a key warm-up tournament ahead of the Australian Open. After a particularly tense match, comments attributed to Marta Kostyuk began to circulate quickly in the media and on social networks.
These statements, considered a questioning of sporting transparency and the integrity of Aryna Sabalenka, world number one and dominant figure in women’s tennis, unleashed an unprecedented wave of indignation.
In a matter of hours, the matter transcended the sporting field to become a real debate about ethics, respect and responsibility of female players at the highest level.

Given the severity of the situation, the ATP Tour found itself under considerable pressure. Fans demanded explanations, analysts demanded a firm reaction and several players on the circuit expressed their discomfort at what they perceived as damage to the image of professional tennis.
However, for several days Andrea Gaudenzi remained silent, further fueling rumors and contradictory interpretations.
Finally, in an official statement, the president of the ATP Tour decided to break the silence. With a serious and measured tone, Gaudenzi recalled the fundamental values of tennis: mutual respect, transparency and fairness.
He stressed that, although freedom of expression is a fundamental right, it cannot justify public accusations that could damage the reputation of an athlete without solid evidence. According to him, Marta Kostyuk’s words crossed a red line that the ATP Tour could not ignore.
The sanction imposed on Kostyuk, the precise details of which have not been fully disclosed, would include a significant fine and an official disciplinary warning. Some observers also mention a possible testing with strict public communication obligations.
For Andrea Gaudenzi, this decision is not punitive in principle, but educational: «It is about sending a clear message to the entire circuit. Any behavior that undermines the reputation, fairness and transparency of professional tennis will not be tolerated,” he declared.
On Aryna Sabalenka’s side, the reaction was dignified and measured. The Belarusian champion avoided fueling controversy, preferring to focus on her game and the rest of the season.
In a brief statement, those around them welcomed the ATP Tour’s decision, considering that it contributes to protecting the integrity of the athletes and preserving a climate of respect on the circuit. Many saw this as proof of Sabalenka’s professionalism, capable of staying above the media storm.
Marta Kostyuk, for her part, now finds herself at the center of a complex debate. Young, talented and known for her outspokenness, she has often been perceived as a bold voice within women’s tennis. However, this matter could mark a turning point in his career.

Some experts believe that the sanction will serve as a lesson and will help her channel her positions in a more constructive way. Others fear, however, that this controversy will permanently damage their image with the public and sponsors.
Beyond the two players directly involved, this case raises a broader question about the evolution of modern tennis. In the age of social media, every word spoken by a sports star can be amplified, warped and interpreted on a global scale in a matter of seconds.
By intervening firmly, the ATP Tour seems to want to remember that with notoriety comes greater responsibility. Athletes are not only judged by their results, but also by their behavior and statements off the track.
For many observers, Andrea Gaudenzi’s position could set a precedent. It sets a clear line on how the ATP Tour intends to manage public conflicts between female players and protect the image of professional tennis.
Some consider it a strong and necessary signal to preserve the credibility of the sport. Others believe that the balance between freedom of expression and discipline will continue to be a delicate issue that will require constant reflection.
Be that as it may, the Brisbane International 2026 will be remembered not only for its sporting level, but also for this controversy that brought to light the latent tensions of high-level tennis.
By sanctioning Marta Kostyuk and implicitly supporting Aryna Sabalenka, the ATP Tour has chosen the path of firmness and clarity.
A decision that, according to Andrea Gaudenzi, has as its main objective to protect the future of professional tennis and ensure that respect remains at the heart of this sport admired throughout the world.