Explore the Family Name Sinibaldi

The meaning of Sinibaldi

Italian (northern and Tuscan): patronymic from the medieval personal name Sinibaldo, composed of the ancient Germanic elements sigin, sin (secondary forms of sigi ‘victory’) + bald ‘bold, brave’. This surname is also found in Corsica and southern France. Some characteristic forenames: Italian Sal, Serafino. French Armand, Monique.

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

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

According to the Decennial U.S. Census data, the popularity of the surname "Sinibaldi" has experienced only a slight decline from 2000 to 2010. In the year 2000, this surname was ranked 51,945 in terms of frequency, and by 2010 it slipped to the rank of 52,037, denoting a change of -0.18%. However, the number of people bearing this surname grew from 376 individuals in 2000 to 399 in 2010, marking an increase of 6.12%. The proportion per 100,000 people remained constant at 0.14 in both census years.

	2000	2010	Change
Rank	#51,945	#52,037	-0.18%
Count	376	399	6.12%
Proportion per 100k	0.14	0.14	0%

Race and Ethnicity of people with the last name Sinibaldi

The ethnicity associated with the surname "Sinibaldi" also saw some changes between 2000 and 2010, according to the Decennial U.S. Census data. The majority of people with this surname identified as White, but there was a decrease in this group, dropping from 94.15% in 2000 to 90.23% in 2010. The percentage of people identifying as Hispanic rose notably by 50.75%, moving from 5.32% in 2000 to 8.02% in 2010. Notably, there were no recorded instances of persons with this surname identifying as Asian/Pacific Islander, Black, or American Indian and Alaskan Native.

	2000	2010	Change
White	94.15%	90.23%	-4.16%
Hispanic	5.32%	8.02%	50.75%
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%