Overview
- He formally announced his retirement on June 23, citing persistent physical pain as a factor, according to reports.
- He wrapped up his club career on May 30 with Galatasaray, concluding his season in Turkey before the farewell appearance.
- Mertens tallied more than 270 career goals during his stints with Napoli and Galatasaray.
- Between 2013 and 2017 at Napoli, he and Hamsik won a Coppa Italia and a Supercoppa Italiana together.
- Naples granted him honorary citizenship in June 2025 in recognition of his impact on the club and the city.