Explore the Family Name Marioni

The meaning of Marioni

Italian: patronymic or plural form of Marione, an augmentative of Mario.

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

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

Based on the Decennial U.S. Census data, the surname Marioni has seen a slight decrease in popularity between 2000 and 2010. In terms of ranking, it moved from 69,428 in 2000 to 70,403 in 2010, marking a 1.4% decrease. However, the count of individuals with this surname actually increased by 5.3%, from 264 to 278 within the same period. The proportion per 100,000 people fell by 10%, from 0.1 in 2000 to 0.09 in 2010.

20002010Change
Rank#69,428#70,403-1.4%
Count2642785.3%
Proportion per 100k0.10.09-10%

Race and Ethnicity of people with the last name Marioni

When exploring the ethnic identity associated with the Marioni surname, the Decennial U.S. Census data reveals that the majority identify as White or Hispanic. While there was a slight decrease in those identifying as White between 2000 and 2010 (from 58.33% to 54.68%), there was a 4.83% increase in those identifying as Hispanic (from 40.15% to 42.09%). Interestingly, the census data shows an emergence of individuals identifying with two or more races in 2010, which was not present in 2000. The categories Asian/Pacific Islander, Black, and American Indian and Alaskan Native remained at 0 for both years.

20002010Change
White58.33%54.68%-6.26%
Hispanic40.15%42.09%4.83%
Two or More Races0%2.16%0%
Asian/Pacific Islander0%0%0%
Black0%0%0%
American Indian and Alaskan Native0%0%0%