Explore the Family Name Mckillop

The meaning of Mckillop

Scottish and northern Irish (Antrim): variant of McKillip.

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

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

Based on the Decennial U.S. Census, the surname Mckillop slipped slightly in popularity between 2000 and 2010, going from rank 22,403 to 22,516, a decrease of 0.5%. However, the number of people with this surname actually increased from 1,072 to 1,142 during the same period, representing growth of 6.53%. The proportion per 100,000 people decreased by 2.5%, from 0.4 to 0.39, reflecting the growth in the overall U.S. population.

	2000	2010	Change
Rank	#22,403	#22,516	-0.5%
Count	1,072	1,142	6.53%
Proportion per 100k	0.4	0.39	-2.5%

Race and Ethnicity of people with the last name Mckillop

The ethnicity data for the surname Mckillop, based on the Decennial U.S. Census, indicates that it is predominantly associated with individuals of white ethnicity, although there are also some instances among those identifying as Hispanic. In 2000, 96.46% of the individuals with this surname identified as White, and this figure dropped slightly to 95.71% in 2010. The proportion of those identifying as Hispanic remained fairly steady, with a small increase from 2.52% in 2000 to 2.54% in 2010. There was a noticeable increase in the number of individuals identifying with two or more races, which rose from 0.56% in 2000 to 0.96% in 2010, an increase of 71.43%. Meanwhile, there were no individuals with the surname Mckillop who identified as Asian/Pacific Islander or Black in either census year, but there was a small portion (0.44%) who identified as American Indian and Alaskan Native in 2010.

	2000	2010	Change
White	96.46%	95.71%	-0.78%
Hispanic	2.52%	2.54%	0.79%
Two or More Races	0.56%	0.96%	71.43%
American Indian and Alaskan Native	0%	0.44%	0%
Asian/Pacific Islander	0%	0%	0%
Black	0%	0%	0%