Isotta Sportelli (born 2 January 2000) is an Italian synchronised swimmer.

[1] She competed at the 2024 Summer Olympics, the 2023 and 2024 World Aquatics Championships, and the 2023 European Games.

All four of her brothers play water polo, with her being the only sibling to "[choose] synchronized swimming from the age of five.

[2] She has also won two silver medals at the 2016 FINA World Trophy tournament in Yangzhou, China.

[4] In 2021, Sportelli won a bronze medal in the mixed duet competition at the European Aquatics Championships in Budapest, Hungary, with her partner Nicolò Ogliari.