Tiffany Lynn Grant (born October 11, 1968) is an American voice actress and script writer who is known for her English-dubbing work for anime films and television series as Neon Genesis Evangelion, in which she voiced the character Asuka Langley Soryu.

In 1996, she was cast as Asuka Langley Soryu, one of the main female characters in Neon Genesis Evangelion.

She would later go on to write ADR scripts for several anime shows, having written over 200 TV episodes to date.

Grant is also known for portraying Nojiko in One Piece, Altena in Noir, and Ryoko Subaru in Martian Successor Nadesico.

Grant enjoyed her role as Asuka Soryu so much that she briefly reprised the character in the radio plays and fan-produced anime derived from the fan fiction series Neon Genesis Evangelion: R, as well as cosplaying as Asuka in her red EVA-02 plugsuit and her school uniform at anime conventions.