Nelieza Magauay is a Filipino voice actor known for her extensive work in Tagalog-language dubs of anime series. Her career is primarily documented through her roles for Philippine television and streaming platforms, where she has lent her voice to a wide array of characters across multiple popular franchises.

Magauay is notably recognized for her performances within the "A Certain Magical Index" universe. She voiced the role of Kazari Uiharu in the series A Certain Scientific Railgun and its original video animation, as well as in A Certain Magical Index II and the film A Certain Magical Index: The Miracle of Endymion. Concurrently, she also provided the voice for Kaori Kanzaki in A Certain Magical Index, its second season, and the same film, demonstrating her range by portraying two distinct characters within the same fictional world.

She has a significant recurring presence in The Familiar of Zero franchise, where she voiced both Tabhita and Siesta across multiple installments. Her credits include The Familiar of Zero, The Familiar of Zero: Knight of the Twin Moons, The Familiar of Zero: Rondo of Princesses, and The Familiar of Zero F. Another major role was as Ai Enma, the protagonist of the Hell Girl series, which she voiced in Hell Girl and Hell Girl: Two Mirrors.

Her filmography also includes leading and supporting roles in a variety of other anime. She voiced the protagonist Ohana Matsumae in Hanasaku Iroha - Blossoms for Tomorrow, Mei Tachibana in Say "I love you.", and Umi Sonoda in Love Live! School idol project. Further demonstrating her versatility, she took on the role of C.C. in a specific dub of Code Geass: Lelouch of the Rebellion and performed as Winry Rockbell in the live-action films of Fullmetal Alchemist. Her body of work also includes roles in series such as Assassination Classroom, Digimon Fusion, and Inazuma Eleven.

More recently, Magauay's work has reached audiences through streaming platforms. In 2025, she was cast as the voice of Aira Shiratori in the Tagalog dub of the popular anime series DAN DA DAN, which was released by Muse Philippines. This continued involvement in high-profile dubs highlights her ongoing presence and contribution to the Filipino voice acting industry.