Giusy Di Martino is an Italian voice actor known for her work in the dubbing of anime series and films for the Italian market. Her career is primarily documented through her extensive voice credits in various animated productions that were broadcast in Italy, particularly during the 1990s and 2000s.

Di Martino is recognized for several prominent leading and supporting roles in magical girl and adventure anime. One of her most notable roles is providing the Italian voice for the protagonist in the series Nurse Angel Ririka SOS, where she played Erika Moriya. She is also well-known for her long-standing association with the Sailor Moon franchise. In the Italian adaptation produced by Mediaset, Di Martino voiced the character Rea, known as Sailor Mars, taking over the role from the second season onward and appearing in numerous series, films, and specials including Sailor Moon R, Sailor Moon S, Sailor Moon SuperS, and Sailor Moon Sailor Stars. She also voiced the character in the short film Make Up! Sailor Guardians and performed the character's theme song, Eterno romanticismo, for the Italian version.

Her other significant anime credits include the voice of the fairy Campanellino, or Tinkerbell, in the series Peter Pan & Wendy. She voiced Laura in the soccer-themed anime Ashita e Free Kick, known in Italy as Forza campioni. In the OAV series Spirit Warrior, she took on the role of Tsukuyomi, and she voiced the character Jin-Mei in the series New Attacker You!.

Beyond these key roles, Di Martino's body of work encompasses a wide range of characters in numerous other anime series and films dubbed in Italy. Her credits include Li Mei Ling in the television edition of Cardcaptor Sakura: The Movie, Tata in Magic Knight Rayearth and its second series, Catherine Bloom in Mobile Suit Gundam Wing, and Shiori Takatsuki in Revolutionary Girl Utena. She also voiced characters in series such as City Hunter, Corrector Yui, Hamtaro, Marmalade Boy, Wedding Peach, and The Slayers Next. Her work demonstrates a sustained and versatile presence in the field of Italian anime dubbing.