Explore the Family Name Giannoni

The meaning of Giannoni

Italian: patronymic or plural form of the personal name Giannone. Some characteristic forenames: Italian Angelo, Battista, Corrado, Gino, Renzo. Spanish Mario, Alberto, Benito, Domingo, Gerardo, Lino, Sergio.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Giannoni in the United States?

Based on the Decennial U.S. Census, the surname Giannoni has seen a notable decrease in popularity from 2000 to 2010. In 2000, it was ranked at 59,611 but by 2010 it had dropped to a rank of 91,625, representing a significant shift of -53.7%. The number of individuals with the Giannoni surname also decreased during this period, moving from 317 in 2000 to just 201 in 2010, a decline of approximately 36.59%. Accordingly, the proportion of people with this surname per 100,000 also experienced a drop of 41.67%.

	2000	2010	Change
Rank	#59,611	#91,625	-53.7%
Count	317	201	-36.59%
Proportion per 100k	0.12	0.07	-41.67%

Race and Ethnicity of people with the last name Giannoni

The Census data also reveals insights into the ethnic identity associated with the Giannoni surname. In both 2000 and 2010, there were no recorded instances of the surname among the Asian/Pacific Islander, Two or more races, Black, and American Indian and Alaskan Native communities. However, there was a noticeable shift within the White and Hispanic communities. Specifically, while the percentage of White individuals with this surname decreased from 88.33% to 85.57%, the percentage of Hispanics with the Giannoni surname increased considerably from 10.41% to 13.93%. This data suggests a slight diversification in the ethnicity associated with the Giannoni surname.

	2000	2010	Change
White	88.33%	85.57%	-3.12%
Hispanic	10.41%	13.93%	33.81%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%