Explore the Family Name Luby

The meaning of Luby

1. Irish: shortened Anglicized form of Gaelic Ó Lúbaigh, from lúbach ‘cunning’. See Looby. 2. Polish and Slovak: nickname from the adjective luby ‘pleasant, beloved’ (Polish), ľúby ‘dear’ (Slovak).

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Luby has seen a slight decrease between 2000 and 2010. In 2000, the surname was ranked 14,693 in terms of prevalence, but by 2010, it had slipped to a rank of 15,178, marking a decline of 3.3%. Despite this drop in ranking, the actual count of individuals with the surname increased from 1,855 in 2000 to 1,941 in 2010, representing a growth of 4.64%. However, when looking at the proportion of people with this surname per 100,000 people, there was a slight decrease of 4.35% over the same period.

	2000	2010	Change
Rank	#14,693	#15,178	-3.3%
Count	1,855	1,941	4.64%
Proportion per 100k	0.69	0.66	-4.35%

Race and Ethnicity of people with the last name Luby

The ethnic identity associated with the surname Luby also changed somewhat according to the Decennial U.S. Census data. The majority of individuals with this surname identified as White, although this percentage saw a small decrease from 93.21% in 2000 to 90.67% in 2010. During the same period, the number identifying as Hispanic saw a significant increase, from 1.29% to 3.3%, a change of 155.81%. There were also increases in those identifying as having two or more races and American Indian and Alaskan Native backgrounds. Meanwhile, proportions of people with the surname identifying as Black and Asian/Pacific Islander decreased marginally.

	2000	2010	Change
White	93.21%	90.67%	-2.73%
Hispanic	1.29%	3.3%	155.81%
Black	3.23%	3.14%	-2.79%
Two or More Races	1.29%	1.65%	27.91%
American Indian and Alaskan Native	0.49%	0.77%	57.14%
Asian/Pacific Islander	0.49%	0.46%	-6.12%