Nicolas Mayer-Rossignol announces a recurrence of bladder cancer and pledges to continue carrying out his duties

Rouen – June 30, 2026: Rouen Mayor Nicolas Mayer‑Rossignol (Parti socialiste) has announced that a recurrence of a bladder tumor has been detected. In a statement released on June 29, Mayer‑Rossignol explained that he had already undergone surgery again and was in stable condition. He has pledged to continue carrying out his duties and to keep disclosing information about his health.

According to the announcement, the most recent surgical procedure took place on June 9, and the mayor was discharged from hospital on June 13. Local media and the City of Rouen reported that suspicious findings were discovered at the end of April, leading to further examinations. In his statement, Mayer‑Rossignol noted the recurrent nature of the illness, saying that the initial diagnosis dates back to 2022 and that several surgeries and treatments have taken place since then.

The 41-year-old politician had already made his diagnosis public in 2024, explaining at the time that he had been receiving treatment for a bladder tumor since 2022. This latest diagnosis was announced while he continued his political activities. Mayer‑Rossignol had his position confirmed by the city council in March 2026 and has since led the local majority. In his statement, he stressed that he would continue to fulfill his responsibilities as an elected representative.

Medically, superficial bladder tumors are commonly monitored through regular examinations and procedures, sometimes with additional treatment, and their course can be characterized by recurrence. In the statement, Mayer‑Rossignol announced further examinations scheduled for October to assess the risk of progression and determine the next steps. He also expressed gratitude to his family and healthcare professionals.

Politically, the news has been received calmly in Rouen and the Rouen Normandy Metropolitan Area. The city administration and local media reported the mayor’s explanation of his situation and conveyed his assurance that he would not neglect his duties. City Hall has also confirmed routine procedures and arrangements for temporary replacements in the event of short absences.

The announcement follows several months in which Mayer‑Rossignol had been actively involved in municipal issues and public events. Observers note that disclosures regarding health are increasingly expected in France when they concern an elected public official’s ability to perform their duties.

For citizens and political partners, it is important that medical information be communicated accurately and in a timely manner, and Mayer‑Rossignol has pledged transparency and expressed his intention to provide updates on future test results and decisions.