Omar Maestroni is an Italian voice actor and speaker, born on April 15, 1989, in Monza, where he continues to reside. He is active in dubbing for animated series and films, as well as in voice-over work for advertising, radio, and audiobooks.

Maestroni has provided the Italian voice for a wide range of characters in anime. He is known for his role as Suguru Geto in the popular series Jujutsu Kaisen, its second season, and the prequel film Jujutsu Kaisen 0. He also voiced the alien Metphies in the animated Godzilla trilogy: Godzilla: Planet of the Monsters, Godzilla: City on the Edge of Battle, and Godzilla: The Planet Eater. His other notable anime roles include Moz in Dr. Stone: New World, Sosuke Sugaya in Assassination Classroom, its film Assassination Classroom the Movie: 365 Days' Time, and the spin-off Koro Sensei Quest!, Kazuhiko Sugihara in Back Street Girls: Gokudols, and Tadashi Karino in S.A.

His extensive voice filmography includes parts in many other major anime series, such as Oetsu Nimaiya in Bleach: Thousand-Year Blood War, Hirokazu Arai in Chainsaw Man, Youm Farmenas in That Time I Got Reincarnated as a Slime, Tenza Yamada Asaemon in Hell's Paradise, Ryusei Shido in BLUELOCK, Shinji Kamuro in Mob Psycho 100 II, Eldrie Woolsburg in Sword Art Online: Alicization, Zenzo Hattori in Gintama, and Shingo Takasugi in the 2018 Captain Tsubasa series.

Beyond animation, Maestroni is a well-known voice in Italian media, most prominently as the narrator for the reality television program Cortesie per gli ospiti. He has also lent his voice to numerous advertising campaigns for major brands including Ikea, Estathé, Lavazza, and Algida. In addition, he is active in recording audiobooks for works such as Canapa – una storia incredibile and the La compagnia dei serpenti saga.