Explore the Family Name Maddy

The meaning of Maddy

1. Welsh: perhaps from the personal name Mady, which may have been a pet form of Madog (see Maddock). 2. English: from the Middle English personal name Maddy. It may be a pet form of Maud (see Maude 2) or a voiced variant of Matty (a pet form of Matthew). Compare Madison and Mathie.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Maddy has seen a slight decrease in rank from 15720 in 2000 to 16031 in 2010, reflecting a change of -1.98%. However, the count or the number of individuals bearing the surname increased by 6.04% over the same period, from 1706 in 2000 to 1809 in 2010. The proportion per 100,000 people dipped slightly by 3.17%, from 0.63 in 2000 to 0.61 in 2010.

	2000	2010	Change
Rank	#15,720	#16,031	-1.98%
Count	1,706	1,809	6.04%
Proportion per 100k	0.63	0.61	-3.17%

Race and Ethnicity of people with the last name Maddy

Regarding ethnicity, the Decennial U.S. Census data reveals some shifts. For instance, those identifying as Asian/Pacific Islander and American Indian and Alaskan Native with the surname Maddy were not recorded in 2010 due to suppressed data. The percentage of individuals with this surname identifying as White decreased by 2.51%, from 92.26% in 2000 to 89.94% in 2010. However, there were notable increases in the Hispanic and Black demographics. Hispanic representation among those with the surname Maddy rose by 69.37%, from 1.11% to 1.88%, while the percentage of Blacks increased by 24.67%, from 3.81% to 4.75%. Furthermore, there was a slight increase of 9.66% in the category "Two or more races", showing a rise from 1.76% in 2000 to 1.93% in 2010.

	2000	2010	Change
White	92.26%	89.94%	-2.51%
Black	3.81%	4.75%	24.67%
Two or More Races	1.76%	1.93%	9.66%
Hispanic	1.11%	1.88%	69.37%
Asian/Pacific Islander	0.76%	0%	0%
American Indian and Alaskan Native	0.29%	0%	0%