Explore the Family Name Mastro

The meaning of Mastro

1. Italian (southern): occupational name for a teacher, or for a master craftsman, from mastro ‘master’ (from Latin magister). 2. Spanish: nickname from mastro ‘mast, flagpole’. Some characteristic forenames: Italian Vito, Aldo, Dante, Sal, Alfonse, Angelo, Gino, Giustino, Oreste.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname "Mastro" has seen a slight decline between 2000 and 2010. In 2000, it was ranked as the 15,627th most popular surname, but by 2010 it had fallen to the 16,809th position. This represents a decrease in rank of 7.56%. The number of people with this surname also decreased slightly from 1,717 in 2000 to 1,698 in 2010, a drop of 1.11%. Consequently, the proportion of individuals with the Mastro surname per 100,000 residents fell by 9.38%, from 0.64 in 2000 to 0.58 in 2010.

20002010Change
Rank#15,627#16,809-7.56%
Count1,7171,698-1.11%
Proportion per 100k0.640.58-9.38%

Race and Ethnicity of people with the last name Mastro

Regarding the ethnic identity associated with the surname "Mastro", the Decennial U.S. Census data reveals some shifts over the decade from 2000 to 2010. The majority of individuals with this surname identify as White, although the percentage dropped slightly from 96.97% in 2000 to 94.41% in 2010. The percentage of Mastros who identified as Asian/Pacific Islander increased from 0.29% to 0.47%, while those identifying as Hispanic saw a substantial increase from 1.40% to 3.65%. Individuals identifying as two or more races decreased slightly from 1.11% to 1.00%. No individuals with this surname identified as Black or American Indian and Alaskan Native during either census year.

20002010Change
White96.97%94.41%-2.64%
Hispanic1.4%3.65%160.71%
Two or More Races1.11%1%-9.91%
Asian/Pacific Islander0.29%0.47%62.07%
Black0%0%0%
American Indian and Alaskan Native0%0%0%