Explore the Family Name Moi

The meaning of Moi

1. Italian (Sardinia): from Sardinian moi ‘bushel, measure of grain’, hence a metonymic occupational name for a grain merchant or factor, one who measured grain. 2. Norwegian: variant of Moy. 3. Chinese: Cantonese and Hakka form of the Chinese surname 梅, see Mei 1 (also see Moy 6).

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Moi has slightly decreased between 2000 and 2010. The rank of this surname dropped from 54,269 in 2000 to 56,972 in 2010, indicating a 4.98% decrease in its popularity. However, the count of individuals carrying the Moi surname marginally increased by 0.56%, from 356 in 2000 to 358 in 2010. Nonetheless, when scaled to the proportion per 100k people, the use of this surname declined by 7.69%.

	2000	2010	Change
Rank	#54,269	#56,972	-4.98%
Count	356	358	0.56%
Proportion per 100k	0.13	0.12	-7.69%

Race and Ethnicity of people with the last name Moi

In terms of ethnicity, the Decennial U.S. Census data reveals that people with the Moi surname predominantly identify as Asian/Pacific Islander. This group experienced an increase from 53.93% in 2000 to 60.89% in 2010. The percentage of individuals identifying as two or more races also rose from 4.78% to 5.31%. However, there was a significant decrease of 33.72% in individuals identifying as white. In 2010, the census recorded no individuals with the Moi surname identifying as Hispanic and American Indian and Alaskan Native. Notably, the census started recording individuals identifying as black in 2010, accounting for 5.59% of the Moi surname bearers.

	2000	2010	Change
Asian/Pacific Islander	53.93%	60.89%	12.91%
White	36.24%	24.02%	-33.72%
Black	0%	5.59%	0%
Two or More Races	4.78%	5.31%	11.09%
Hispanic	3.65%	0%	0%
American Indian and Alaskan Native	0%	0%	0%