Gianmarco Ceconi is an Italian voice actor born on May 23, 1968, in Tolmezzo, in the Friuli-Venezia Giulia region of Italy. His career in media began in radio during his high school years, collaborating with the private station RAN STEREO. He later became the official voice and program director for Radio Italia Network, where he worked until 1995, and has also been involved with Radio LatteMiele. Alongside his radio work, he pursued acting studies at the Civica Accademia di Arte Drammatica in Trieste.

Ceconi's entry into the world of dubbing was marked by numerous behind-the-scenes roles. In the early 2000s, he worked extensively as a dubbing assistant on various anime films and series, including projects like "Oh, Mia Dea! - The Movie," "Hellsing," and "Kenshin il vagabondo - Capitolo del tempo". He also took on production supervision and coordination roles for series such as "Street Fighter II Victory" and "Golden Boy".

As a voice actor, he is primarily known for his work in Italian dubs of anime. One of his notable recent roles is providing the Italian voice for the character Hawks in the "My Hero Academia" film series, starting with "My Hero Academia the Movie -Heroes: Rising-" in 2019 and continuing in "World Heroes' Mission". His other significant anime voice roles include Hitoshi Kinomiya, also known as Jin of the Gale, in "Beyblade G-Revolution," Morimoto in "Godannar," Enji Koma in the live-action "Tokyo Ghoul" film, and voices in series such as "Gantz," "Jujutsu Kaisen 0," and "Whistle!". Beyond anime, his voice work extends to video games, where he is credited in titles such as "Civilization VI" and "Sid Meier's Civilization VII," as well as other projects like "Thomas & Friends: Go Go Thomas!". He is also a versatile voice-over artist for commercials, narrations, and other media.