Explore the Family Name Mcmurphy

The meaning of Mcmurphy

Irish: Anglicized form of Gaelic Mac Murchadha, a patronymic from the personal name Murchadh ‘sea warrior’, from muir ‘sea’ + cath ‘battle’. Compare Murphy, McMorrow, McMurdo.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname McMurphy has slightly declined over a decade. In 2000, it was ranked as the 24,827th most common surname in the United States, and by 2010, it dropped to the 25,751st position, marking a decrease of 3.72%. Despite the drop in ranking, the count of people with this surname increased from 941 to 957 between 2000 and 2010, showing a modest growth of 1.7%. However, when considering the proportion per 100k people, there was an 8.57% decrease.

	2000	2010	Change
Rank	#24,827	#25,751	-3.72%
Count	941	957	1.7%
Proportion per 100k	0.35	0.32	-8.57%

Race and Ethnicity of people with the last name Mcmurphy

The ethnicity distribution for the surname McMurphy also experienced some changes according to the Decennial U.S. Census data. The percentage of individuals identifying as White decreased marginally from 95.75% in 2000 to 94.78% in 2010. There was a significant increase in the number of individuals identifying under two or more races, going from 0.96% to 2.09%, marking a change of 117.71%. The Hispanic representation saw a 46.88% increase, growing from 1.28% to 1.88%. Interestingly, there were no individuals identified as Black, Asian/Pacific Islander, or American Indian and Alaskan Native in 2000, but by 2010, there were 0.63% identifying as Black while the other categories remained at zero.

	2000	2010	Change
White	95.75%	94.78%	-1.01%
Two or More Races	0.96%	2.09%	117.71%
Hispanic	1.28%	1.88%	46.88%
Black	0%	0.63%	0%
Asian/Pacific Islander	0.96%	0%	0%
American Indian and Alaskan Native	0%	0%	0%