Massimo Triggiani is an Italian voice actor and actor, born in Bari, Puglia. He pursued acting professionally at the Libera Accademia dello Spettacolo in Rome, establishing a career on the national theatre scene and working with directors such as Mariano Rigillo. In addition to his voice work, Triggiani has appeared in live-action films and television series, including Diabolik, Don Matteo, and Il talento del calabrone.

In the field of dubbing, Triggiani is known for his versatility across a wide range of anime and animated productions. He has discussed the technical challenges of voice acting, noting that dubbing for video games is particularly complex due to the lack of a visual reference and the non-linear recording process, where lines are often recorded out of chronological order and with minimal context. He has voiced the protagonist Akira Fudo in a new Italian dub of Devilman, as well as Emmet Brickowski in The Lego Movie. In live-action dubbing, his roles include Klaus in The Umbrella Academy and John Walker in The Falcon and the Winter Soldier.

Triggiani has provided the Italian voice for numerous prominent anime characters. He is the voice of Daichi Sawamura, the dependable captain of the volleyball team, across multiple seasons and specials of Haikyu!!, including Haikyu!! To The Top and Haikyu!! VS Akaten. He voices the White Blood Cell (Neutrophil) in the educational comedy Cells at Work! and its sequel, Cells at Work!!, as well as the special Cells at Work! Kaze Shōkōgun. In the dark fantasy series Attack on Titan The Final Season, he is the voice of Colt Grice. He also voices the villainous Overhaul (Kai Chisaki) in My Hero Academia. His other significant anime roles include Hermes in Record of Ragnarok, Gibbs in Drifting Dragons, Kashima Ōka in Is It Wrong to Try to Pick Up Girls in a Dungeon?, Gouhin in BEASTARS, and Gorou Yatagarasu in Lupin III: Prison of the Past.

His filmography includes a broad spectrum of characters, from heroes to antagonists. He voices Kotaro Amon in Tokyo Ghoul and its sequels, Prince Demand in Sailor Moon Crystal, Dio in Casshern Sins, and Scorpio no Kardia in Saint Seiya: The Lost Canvas. He is the voice of Demiurgos in the Overlord series, Clavis Shepherd in the film Genocidal Organ, Tetsu Mizuhara in In This Corner of the World, and Takai in Weathering With You. Additional roles include Takehiro Kai in Godzilla Singular Point, Daisuke Nikaido in Mix: Meisei Story, Sho Kamui in Getter Robo Arc, Maschera Cecchino in High-Rise Invasion, Kenji Kusanagi in Kotetsushin Jeeg, and multiple characters in the 2008 Yatterman series, including the Narratore. In the film Science Fiction Saiyuki Starzinger, he voices Sir Djorgo and Gorgo.

Triggiani is also an instructor at the Scuola di Doppiaggio in Rome, sharing his expertise with aspiring voice actors.