Zam Wesell
in early drafts of the script for Star Wars: Episode II - Attack of the Clones, Zam Wesell was a trooper for the Corporate Alliance. (SWDB)

Zara
this was Princess Leia's name in the first draft of Star Wars. (TAS)

Zavor, Aay
in the second screenplay draft of Star Wars: A New Hope, Aay Zavor was a large, sallow-eyed General with the Alliance. (2D)

Zem
in the revised rough draft of Star Wars: Episode I - The Phantom Menace, this Gungan engineer reports on the Trade Federation's communications black-out to Governor Nass. (IG1)

Zutmore
a Snivvian who frequented Ackmena's cantina, this character later became Zutton. (SWH, SWI65, OWS)