Wild West Themed couple
Cute witches in rompers.
Asian woman
Native American
Four gal pals.
A cute witch
Clown and gypsy
These two were quite creative!
Black cat and skull and cross bones.
A lot of traditional costumes were popular but don't be afraid to get creative. Give any costume a vintage edge with period hair and makeup and adapt a costume to the shape of the era you're going for.