Meaning: Its source is Hildefuns, an Ancient Germanic name meaning "Prepared for battle."

Languages: This boy's name is used in English.

Variant Forms: Alonso, Alonzo, Alphonse and Alfonsus

Non-English Forms: Alfonso and Affonso

Source Forms: Hildefuns

Popularity: The name Alphonso ranked 654th in popularity for males of all ages in a sample of the 1990 US Census.

Though this name appears on the 1990 U.S. Census lists, it is used by only a small percentage of the general population.