Isabel Mattuzzi (born 23 April 1995) is an Italian 3000 metres steeplechaseer, who won one national championship and who concluded at 35th place in the 2018 outdoor seasonal world lists of the 3000 metres steeplechase.

[1] Mattuzzi retired at the young age of 26, one step away from qualifying for the Tokyo 2021 Olympics, to devote herself full-time to his true passion: studying and thus obtaining a master's degree.

[2]