There are
101
Giangiacomos in the USA
Giangiacomo is the
159712nd
most common last name in the USA

Historical figures and celebrities called Giangiacomo

Giangiacomo Genealogy

OriginsThe Giangiacomo surname has its origins in Italy, particularly in regions such as Lombardy, Veneto, and Piedmont. It is believed to have originated from the combination of the names Giovanni, meaning 'God is gracious,' and Giacomo, meaning 'supplanter.'
Geographic DistributionThe Giangiacomo surname is most popular in Italy, with a significant presence in regions like Lombardy, Veneto, and Piedmont.