More info about the name "Zena"
Zena originates in Greek language and most likely is a diminutive of Xenie. Some sources suggest, though, that it could be a variant of Zenobia. Xenia originates in Greek language and means "woman of hospitality". As a feminine given name it is mostly popular in Russia and Greece. It is the name of a Russian saint, as well as a 5th century Roman saint. There is also a Greek concept of hospitality called Xenia.