This is a list of names in which the usage is American; and the pattern is *a.
Zinnia f English (Rare)From the name of the flower, which was itself named for the German botanist Johann Zinn.
Zola 1 f EnglishMeaning unknown, perhaps an invented name. It has been in occasional use in the English-speaking world since the 19th century. It coincides with an Italian surname, a famous bearer being the French-Italian author Émile Zola (1840-1902).
Zula 2 f EnglishMeaning unknown. It has been in use since the 19th century. It is possibly related to the name of the African tribe that lives largely in South Africa, the Zulus. In the 19th century the Zulus were a powerful nation under their leader Shaka.