Explore the Family Name Delfosse

The meaning of Delfosse

French and Walloon: variant of French Delafosse. Some characteristic forenames: French Laurent, Olivier, Pierre.

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

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

Based on the Decennial U.S. Census, the surname Delfosse has seen an increase in popularity over the years 2000 to 2010. In 2000, the surname was ranked at 41,130, and by 2010 it had risen to 37,646, marking an 8.47% rise in rank. There was also a notable increase in the number of people carrying the Delfosse name, from 500 in 2000 to 591 in 2010, signifying an 18.2% increase. The proportion of individuals per 100k with this last name also saw a slight climb, going from 0.19 to 0.2.

20002010Change
Rank#41,130#37,6468.47%
Count50059118.2%
Proportion per 100k0.190.25.26%

Race and Ethnicity of people with the last name Delfosse

When examining the ethnic identity associated with the surname Delfosse, the data from the Decennial U.S. Census shows that most people possessing this last name identify as White, although the percentage slightly decreased from 88.6% in 2000 to 87.99% in 2010. During the same timeframe, there was a marked increase in the Hispanic population bearing the Delfosse name, growing by 125.56%. Individuals identifying with two or more races also increased slightly by 16.25%. On the other hand, the Black population with this surname declined by approximately 24.86%. No individuals identified as Asian/Pacific Islander or American Indian and Alaskan Native during either census year.

20002010Change
White88.6%87.99%-0.69%
Black7.2%5.41%-24.86%
Hispanic1.8%4.06%125.56%
Two or More Races1.6%1.86%16.25%
Asian/Pacific Islander0%0%0%
American Indian and Alaskan Native0%0%0%