Nefertari Vivi is the daughter of Nefertari Cobra; the king of Alabasta. She is a former agent of Baroque Works under the guise of Miss Wednesday and she was a temporary member of the Straw Hat Pirates.
In the English dub version of the One Piece anime by 4Kids Entertainment Vivi was first voiced by Karen Neill.
In an alternate English dub by Odex for Singapore Vivi was voiced by Natasha Malinsky.
In the current English dub by Funimation Entertainment Vivi is voiced by Caitlin Glass.