Pier Andrea Matteazzi (born 5 December 1997 in Vicenza) is an Italian swimmer, specialized in 400 m medley race.

[1] He competed at the 2020 Summer Olympics, in 400 m individual medley[2] His club is In Sport Rane Rosse and he is an athlete of the Centro Sportivo Olimpico dell'Esercito.

He won his first Italian championships in 2019, with 4:15.73 and participates to Naples 2019 Summer Universiade.

[3] Day one of swimming at the 2022 European Aquatics Championships, in August in Rome, Matteazzi won the bronze medal in the 400 metre individual medley with a time of 4:13.29.

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