Explore the Family Name Mulley

The meaning of Mulley

1. English (Essex and Suffolk): habitational name from an unidentified place, possibly in Essex or Suffolk. The etymology of the placename is uncertain. 2. Irish: variant of Miley and Molloy. 3. Germanized and perhaps also an Americanized form of Slovenian Mulej: nickname for someone who was born out of wedlock, from a dialect form of mulec ‘bastard’ Alternatively, it may be a homonymic derivative of mula ‘sulk’, denoting someone who is habitually in the pouts.

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

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

Based on the Decennial U.S. Census, the surname Mulley saw a decrease in popularity between 2000 and 2010. In 2000, Mulley was the 66,476th most popular surname in the United States with 278 individuals carrying this name. By 2010, it had dropped to the 71,678th spot, with the number of Mulleys falling slightly to 272. This represents a rank change of -7.83% and a count decrease of -2.16%. The proportion of individuals named Mulley per 100,000 people also decreased by 10% over the same period.

20002010Change
Rank#66,476#71,678-7.83%
Count278272-2.16%
Proportion per 100k0.10.09-10%

Race and Ethnicity of people with the last name Mulley

In terms of ethnic identity, the Decennial U.S. Census data shows that the majority of individuals with the surname Mulley identified as White in both 2000 and 2010, although the percentage decreased slightly from 90.65% to 88.97%. The second highest ethnicity associated with the surname was Black, which decreased from 5.40% in 2000 to 4.41% in 2010. Notably, there was an emergence of Mulley individuals identifying as Hispanic, increasing from 0% in 2000 to 2.94% in 2010. The proportion of those identifying as of two or more ethnicities rose slightly from 1.80% to 1.84%, while the percentage of those identifying as American Indian and Alaskan Native fell from 1.80% in 2000 to 0% in 2010. There were no Mulley individuals who identified as Asian/Pacific Islander in either year.

20002010Change
White90.65%88.97%-1.85%
Black5.4%4.41%-18.33%
Hispanic0%2.94%0%
Two or More Races1.8%1.84%2.22%
Asian/Pacific Islander0%0%0%
American Indian and Alaskan Native1.8%0%0%