Jannik Sinner cheekily poked fun at his brother during his acceptance speech after he became the new Wimbledon champion.A 4-6 6-4 6-4 6-4 triumph against the defending Carlos Alcaraz saw the world no. 1 win the grass court Grand Slam for the first time.Sinner came from behind to win the Wimbledon men’s singles titleGettySinner has now won three of the four major tournaments in tennis, with only the French Open left to complete a career Grand Slam.Wimbledon finalists remain on Centre Court afterwards to partake in the traditional trophy ceremony, with Alcaraz the first to speak.Then the 2025 men’s singles champion took to the microphone for a speech where he praised his opponent for an ‘amazing tournament’.Sinner then humorously took aim at his brother Mark for attending the final on a weekend where he wasn’t preoccupied elsewhere.“It’s so special. Seeing my parents here, my brother, my whole team, it’s amazing,” he explained.“Actually, a special thanks to my brother because there is no Formula 1 race this weekend, that’s why he’s here!”Sinner was able to claim revenge over Alcaraz just 35 days after their thrilling French Open final that the latter won in five sets,The 23-year-old was asked about what he put himself through both physically and mentally to be crowned Wimbledon champion.“I would say mostly emotionally, because I had a very tough loss in Paris,” he replied.“But at the end of the day, it doesn’t really matter how you win or lose, especially in important tournaments.Sinner showed his sense of humour during his post-win speechAFPMark saw the funny side of the dig on Centre CourtWimbledon YouTube“You just have to understand what you did wrong, try to work on that, that’s exactly what we did.“We tried to accept the loss and just kept working, and this is for sure one of the reasons why I hold this trophy here.“I’m just so grateful that I’m healthy, that I have great people around me, which is the most important part.“Having this trophy with me means a lot.”Sinner played in his first Wimbledon final, with a 2023 semi-final exit the closest he came prior.He has joined Alcaraz as the only two champions since 2002 to not be Novak Djokovic, Roger Federer, Rafael Nadal or Andy Murray.Sinner and Alcaraz entertained once again in a Grand Slam finalGettyThe US Open, which begins on August 24, will be the fourth and final Grand Slam tournament of 2025.Should Sinner defend his title in New York, he will cap off the year with a memorable hat-trick of major victories.