Explore the Family Name Prochaska

The meaning of Prochaska

Germanized form of Czech Procházka (see Prochazka).

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

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

Based on the Decennial U.S. Census data, the surname Prochaska has seen a slight decrease in popularity between the years 2000 and 2010. In 2000, the surname was ranked 11,078 in terms of common use, while by 2010, it fell slightly to 11,118, marking a 0.36% decrease. However, in terms of raw counts, there were an estimated 2,633 individuals with the Prochaska surname in 2000, rising to 2,852 by 2010 — an increase of 8.32%. The proportion of individuals with the Prochaska surname per 100,000 people remained relatively stable, only decreasing from 0.98 to 0.97.

	2000	2010	Change
Rank	#11,078	#11,118	-0.36%
Count	2,633	2,852	8.32%
Proportion per 100k	0.98	0.97	-1.02%

Race and Ethnicity of people with the last name Prochaska

The ethnicity associated with the Prochaska surname also experienced changes between 2000 and 2010 as per the Decennial U.S. Census. The largest ethnic identity group remains White, although there was a slight decrease from 97.53% in 2000 to 96.04% in 2010. In contrast, there were significant increases within the Hispanic and Two or more races groups. The percentage of people with this surname identifying as Hispanic almost doubled from 1.06% to 1.93%, and those identifying as two or more races increased dramatically from 0.61% to 1.16%. For those identifying as Asian/Pacific Islander, there was a small increase from 0.42% to 0.46%. No Prochaskas identified as Black or American Indian and Alaskan Native in either year.

	2000	2010	Change
White	97.53%	96.04%	-1.53%
Hispanic	1.06%	1.93%	82.08%
Two or More Races	0.61%	1.16%	90.16%
Asian/Pacific Islander	0.42%	0.46%	9.52%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%