Spanish and Italian form of a Visigothic Germanic name, probably meaning "noble and ready", from the element adal "noble" combined with funs "ready". Other theories claim the first element is hadu or hild (see ILDEFONSO), both of which mean "battle". It is possible that two or more names merged into a single form.
Alfonzo is baby boy name mainly popular in Christian religion and its main origin is . Alfonzo name meanings is Noble and ready. Other similar sounding names can be Alphonse.