Maximillian Giuliani (born 3 July 2003) is an Australian swimmer. He competed at the olympics, where he won the bronze medal in the 4 ÃÂ 200 m freestyle relay. He is the reigning world champion in the 4 ÃÂ 100 m freestyle relay, and holds the World Championship and Australian records in event.
Giuliani grew up in Carlton, Tasmania, swimming for Hobart Aquatic Club. In 2022, he relocated to Queensland to join Richard's Scarce's program at Miami.
At the 2023 Queensland Championships, Giuliani went 1:44.79 in the 200 m freestyle. This made him the second-fastest Australian in the history of the event.
Giuliani made his Olympic debut in 2024. Competing in the 200 m freestyle, he finished 7th in a time of 1:45.57. He swam in the 4 ÃÂ 200 m freestyle relay, where Australia won the bronze medal in a time of 7:01.98.
Giuliani later competed at the 2024 Short Course World Championships in Budapest. In the 4 ÃÂ 200 m freestyle relay, he led off in a time of 1:40.73. The team set an Oceanian record time of 6:45.54 to win the silver medal. In the 200 m freestyle, Giuliani recorded 1:40.36 to win another silver medal. This was a new Australian record, surpassing Edward Sommerville's mark of 1:40.64 from earlier in the year.
At the 2025 World Championships in Singapore, Giuliani competed in the 4 ÃÂ 100 m freestyle relay. He swam the third leg, splitting 47.63. Australia won the gold medal in a time of 3:08.97, breaking the championship and Australian records in the process. Giuliani later swam the anchor leg of the 4 ÃÂ 200 m freestyle relay, splitting 1:44.92. Australia won bronze in a time of 7:00.98.