Explore the Family Name Vaidyanathan

The meaning of Vaidyanathan

Indian (Tamil Nadu): Brahmin name from Sanskrit vaidyanath ‘master of Vedic medicine’ + the Tamil-Malayalam third-person masculine singular suffix -an. — Note: Since South Indians traditionally do not have hereditary surnames, this name was in most cases registered as such only after immigration of its bearers to the US.

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

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

Based on the Decennial U.S. Census data, the surname Vaidyanathan saw a significant increase in popularity between 2000 and 2010. In 2000, it was ranked 71,143rd most popular, but by 2010 it had risen to the 50,467th spot, marking a change of 29.06%. The count of individuals with this surname also increased from 256 in 2000 to 414 in 2010, an impressive growth rate of 61.72%. Consequently, the proportion of people named Vaidyanathan per 100k population went up by 55.56%, from 0.09 in 2000 to 0.14 in 2010.

	2000	2010	Change
Rank	#71,143	#50,467	29.06%
Count	256	414	61.72%
Proportion per 100k	0.09	0.14	55.56%

Race and Ethnicity of people with the last name Vaidyanathan

The Decennial U.S. Census also provides insights into the ethnic identity associated with the surname Vaidyanathan. In 2000, almost 97% of bearers identified as Asian/Pacific Islander, and although this number fell slightly to 95.89% in 2010, it remained the dominant ethnicity for this surname. The percentage of those identifying with two or more races dropped by 17.52% over the same period, while the incidence of White bearers rose from zero to 2.17%. There were no recorded instances of Hispanic, Black, or American Indian and Alaskan Native identifiers among bearers of the surname Vaidyanathan in either census year.

	2000	2010	Change
Asian/Pacific Islander	96.88%	95.89%	-1.02%
White	0%	2.17%	0%
Two or More Races	2.34%	1.93%	-17.52%
Hispanic	0%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%