is a fictional character in the novel

Novel

A novel is a book of long narrative in literary prose. The genre has historical roots both in the fields of the medieval and early modern romance and in the tradition of the novella. The latter supplied the present generic term in the late 18th century....

, movie, OVA and manga

Manga

Manga is the Japanese word for "comics" and consists of comics and print cartoons . In the West, the term "manga" has been appropriated to refer specifically to comics created in Japan, or by Japanese authors, in the Japanese language and conforming to the style developed in Japan in the late 19th...

 versions of Slayers

Slayers

is a series of over 52 light novels written by Hajime Kanzaka and illustrated by Rui Araizumi. It was later developed into several manga titles, five televised anime series, two three-episode original video animations , and five movies. It also spawned several console role-playing games for the...

. Her Japanese voice actress is Maria Kawamura

Maria Kawamura

, better known by the stage name , is a Japanese voice actress. Kawamura is a freelancer and was a former affiliate of Arts Vision.On November 8, 1991, she married Japanese manga artist Mamoru Nagano, of Five Star Stories fame...

, and her English voice actress is Kelly Manison

Kelly Manison

Kelly Evelyn Manison is an American voice actress working for ADV Films and Seraphim Digital. She has been featured in almost 100 films and television programmes...

 in the OVAs and movies, and Eva Kaminsky in Slayers Evolution-R.

The name she is best known by is in reality an alias of Gracia Ul Naga Seiryuun (Japanese: グレイシア＝ウル＝ナーガ＝セイルーン Gureishia Uru Nāga Seirūn) - Naga is actually the older sister of Amelia Wil Tesla Seyruun.