Explore the Family Name Gierach

The meaning of Gierach

German: probably a variant of the ancient Germanic personal name Gero, which is based, evidently with some Slavic influence, from gār, gēr ‘spear, lance’. Some characteristic forenames: German Fritz, Gerhard, Helmuth, Kurt.

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

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

According to data from the Decennial U.S. Census, the surname Gierach has seen a growth in its popularity from 2000 to 2010. In 2000, Gierach ranked 58,692nd in terms of popular surnames, but jumped up to the 54,752nd place by 2010, marking a 6.71 percent increase. The census also registered an increase in the number of people bearing the Gierach name, with a count of 323 in 2000 that rose to 376 by 2010, translating to a 16.41 percent increase. This trend resulted in a slight increase in the proportion of the Gierach surname per 100,000 people in the population, going from 0.12 in 2000 to 0.13 in 2010.

	2000	2010	Change
Rank	#58,692	#54,752	6.71%
Count	323	376	16.41%
Proportion per 100k	0.12	0.13	8.33%

Race and Ethnicity of people with the last name Gierach

In regards to ethnicity, the Decennial U.S. Census data reveals a predominantly white demographic associated with the surname Gierach. In 2000, 97.83 percent of individuals with this surname identified as white, which slightly decreased to 96.28 percent in 2010. Meanwhile, there was no recorded data for individuals identifying as Asian/Pacific Islander, Hispanic, Black, or American Indian and Alaskan Native during these years. However, there was a small emergence of individuals who identified with two or more races, accounting for 2.13 percent of the Gierach population in 2010.

	2000	2010	Change
White	97.83%	96.28%	-1.58%
Two or More Races	0%	2.13%	0%
Asian/Pacific Islander	0%	0%	0%
Hispanic	0%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%