Explore the Family Name Marois

The meaning of Marois

French: topographic name from Old French marois ‘marshy ground’ (a variant of mareis; see Marais), or a habitational name from Le/La/Les Marois, the name of several places in the northern part of France, of the same etymology. Compare Morway. Some characteristic forenames: French Armand, Normand, Andre, Germain, Monique, Alphonse, Gaston, Rejean, Rosaire, Serge.

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

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

Based on the Decennial U.S. Census data, the surname Marois saw a decrease in popularity between 2000 and 2010. The rank of the surname fell drastically from 60,706 to 87,663, marking a decline of 44.41%. Similarly, the count of individuals with the Marois surname also decreased from 310 in 2000 to 212 in 2010, a drop of 31.61%. The proportion per 100,000 people with this surname also diminished by 36.36%, further indicating its fading prevalence.

20002010Change
Rank#60,706#87,663-44.41%
Count310212-31.61%
Proportion per 100k0.110.07-36.36%

Race and Ethnicity of people with the last name Marois

Regarding the ethnic identity associated with the surname Marois, the Decennial U.S. Census data reveals interesting shifts over the span of ten years. The percentage of White individuals with the Marois surname increased slightly from 92.26% in 2000 to 94.34% in 2010. Meanwhile, the proportion of those identifying as two or more races decreased marginally by 8.53%. Notably, there were no recorded instances of individuals with this surname identifying as Asian/Pacific Islander or Black in either year. Additionally, the percentage of Hispanic and American Indian and Alaskan Native individuals carrying the Marois surname dropped to zero in 2010 from 2.26% and 1.61% respectively in 2000.

20002010Change
White92.26%94.34%2.25%
Two or More Races2.58%2.36%-8.53%
Asian/Pacific Islander0%0%0%
Hispanic2.26%0%0%
Black0%0%0%
American Indian and Alaskan Native1.61%0%0%