Nur Fathiah Diaz (born October 20, 1999) is a voice actor for Upin and Ipin characters in the first, second and third seasons of Upin & Ipin television series, and also in Geng: The Adventure Begins film, before being replaced by Asyiela Putri. Now, Fathiah is a voice actor for the main character of BoBoiBoy series.