What does Guglielmo mean?
Guglielmo /gu-gliel-mo/ as a boys' name is of Old German derivation, and the name Guglielmo means "determined protector". Guglielmo is a version, with the prefix Gug-, of Guillaume (Old German): French form of William.
Guglielmo has 1 alternative form via Guillaume, William: Guillermo.Kreatif forms:
(male) Guglielgi, Gugliellon, ..
(female) Guglielga, Guglielyn, ..
How popular is Guglielmo?
Guglielmo is an uncommon first name for men but a very popular surname for both adults and children (#13820 out of 150436, Top 9%). (2000 U.S. Demographics)
Guillermo (#678 in recent rankings) and William (#5) are the prominent related forms of Guglielmo (not ranked) listed in the Top 2000. These forms of Guglielmo were at the peak of their popularity during the years 1880-1889 (adoption of 7.75%) and have become much less popular since (adoption 0.9%, ▼88.4%). Below is a graphed comparison of the history of the boy name Guglielmo and affiliated names. (2014 Birth Statistics)