Explore the Family Name Theodorou

The meaning of Theodorou

Greek: patronymic from the genitive case of the personal name Theodōros (see Theodore). Some characteristic forenames: Greek Andreas, Stavros, Stelios, Anastasios, Christos, Demetrios, Dimitrios, Dimitris, Dimitrois, Evangelos, Kostas, Nicolaos.

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

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

Based on the Decennial U.S. Census data, the surname Theodorou saw an increase in popularity between 2000 and 2010. In 2000, Theodorou was ranked as the 42,757th most common surname, but by 2010, it had risen to the 39,555th position, marking a rise of 7.49%. Furthermore, the count of individuals with this last name increased by 16.56% from 477 in 2000 to 556 in 2010. Consequently, the proportion of Theodorou per 100,000 people also saw a slight increase of 5.56%, from 0.18 in 2000 to 0.19 in 2010.

	2000	2010	Change
Rank	#42,757	#39,555	7.49%
Count	477	556	16.56%
Proportion per 100k	0.18	0.19	5.56%

Race and Ethnicity of people with the last name Theodorou

The Decennial U.S. Census data also provides insight into the ethnic identity associated with the Theodorou surname. The majority of individuals with this last name identified as White, comprising 93.29% in 2000 and increasing to 95.32% in 2010. There was also a small percentage that identified with two or more ethnicities, although this decreased significantly from 5.45% in 2000 to 2.52% in 2010. In 2010, there was a new appearance of Theodorou bearers identifying as Hispanic at 1.08%. However, it's important to note that there were no persons bearing the Theodorou surname who identified as Asian/Pacific Islander, Black, or American Indian and Alaskan Native during these years.

	2000	2010	Change
White	93.29%	95.32%	2.18%
Two or More Races	5.45%	2.52%	-53.76%
Hispanic	0%	1.08%	0%
Asian/Pacific Islander	0%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%