The origin of the Hungarian name
Valéria
has the following meaning:
Strong.
The etymology of "Valéria"
is 
Hungarian and Portuguese form of Roman Valeria.
Other information:
 
 
Etymology is the study of the origin of words, and in this case, the origin of names. 
The word etymology comes from Greek 
etymon, "true sense of a word", and logia, "doctrine or study".