Based on the information you gave, I strongly suspect that Vidaleto is a hispanicisation of the French given name
Vitalet. It is a diminutive (as it contains the French masculine diminutive suffix
-et) of
Vital, which is the French form of
Vitalis.
"It is no measure of health to be well-adjusted to a profoundly sick society." ~ Jiddu Krishnamurti (1895-1986)