Explore the Family Name Kochanski

The meaning of Kochanski

Polish (Kochański) and Jewish (from Poland and Belarus; also Kochański): habitational name for someone from a place called Kochań, in Masovian Voivodeship, Kochany, now in Belarus, or any of numerous places called Kochany or Kochanów and other named with the personal name Kochan. Compare Kohanski. Some characteristic forenames: Polish Piotr, Boleslaw, Ewa, Jacek.

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

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

According to the Decennial U.S. Census, the surname Kochanski dropped in popularity from 2000 to 2010. In the year 2000, Kochanski ranked as the 25,147th most popular surname in America, with 925 individuals bearing this name. However, by 2010, it had slipped to the 26,910th position, with a decrease of 7.01% in rank and 2.49% in count to 902. The proportion per 100k people also decreased by 8.82%, indicating that fewer people were carrying this surname over the decade.

	2000	2010	Change
Rank	#25,147	#26,910	-7.01%
Count	925	902	-2.49%
Proportion per 100k	0.34	0.31	-8.82%

Race and Ethnicity of people with the last name Kochanski

In terms of ethnicity, the Decennial U.S. Census data shows that in 2000, 97.30% of those with the Kochanski surname identified as White. This number slightly decreased to 96.34% in 2010. The Hispanic population with this surname, however, saw a significant increase, going from 1.19% in 2000 to 2.33% in 2010, demonstrating a 95.80% change. In both 2000 and 2010, there were no recorded instances of Kochanskis identifying as Asian/Pacific Islander, Black, or American Indian and Alaskan Native. Additionally, those identifying as two or more races fell from 0.97% in 2000 to zero in 2010.

	2000	2010	Change
White	97.3%	96.34%	-0.99%
Hispanic	1.19%	2.33%	95.8%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0.97%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%