Names Categorized "uncertain etymology"

This is a list of names in which the categories include uncertain etymology.
gender
usage
Zebulun m Biblical
From Hebrew זְבוּל (zevul) meaning "exalted house". In the Old Testament Zebulun is the tenth son of Jacob (his sixth son by Leah) and the ancestor of one of the twelve tribes of Israel. Genesis 30:20 connects the name to the related verb זָבַל (zaval), translated as "exalt, honour" or "dwell with" in different versions of the Bible, when Leah says my husband will exalt/dwell with me.
Zelda 1 f Yiddish
Possibly a feminine form of Zelig.
Zelde f Yiddish (Rare)
Possibly a feminine form of Zelig.
Zella f English
Meaning unknown, possibly an invented name. It arose in the 19th century.
Zelophehad m Biblical
Possibly means either "first born" or "shadow from terror" in Hebrew. In the Old Testament, Zelophehad is a man who dies while the Israelites are wandering in the wilderness, leaving five daughters as heirs.
Zena f English
Meaning unknown. It could be a variant of Xenia or a diminutive of names featuring this sound, such as Alexina, Rosina or Zenobia. This name has occasionally been used since the 19th century.
Zenaida f Late Greek
Apparently a Greek derivative of Ζηναΐς (Zenais), which was derived from the name of the Greek god Zeus. This was the name of a 1st-century saint who was a doctor with her sister Philonella.
Zola 1 f English
Meaning 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).
Zoraida f Spanish
Perhaps means "enchanting" or "dawn" in Arabic. This was the name of a minor 12th-century Spanish saint, a convert from Islam. The name was used by Cervantes for a character in his novel Don Quixote (1606), in which Zoraida is a beautiful Moorish woman of Algiers who converts to Christianity and elopes with a Spanish officer.
Zula 2 f English
Meaning 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.
Zuleika f Literature
Meaning uncertain, possibly of Arabic origin. According to medieval tradition, notably related by the 15th-century Persian poet Jami, this was the name of the biblical Potiphar's wife. She has been a frequent subject of poems and tales.