Where Does The Last Name McGillcuddy Come From? ^{nationality or country of origin}

McGillcuddy occurs in The United States more than any other country or territory. It may also be found in the variant forms:. Click here to see other potential spellings of this surname.

How Common Is The Last Name McGillcuddy? ^{popularity and diffusion}

The surname McGillcuddy is the 10,311,814^th most frequently used family name throughout the world, borne by around 1 in 2,147,483,647 people. The surname is primarily found in The Americas, where 133 percent of McGillcuddy live; 133 percent live in North America and 133 percent live in Anglo-North America.

McGillcuddy is most frequently used in The United States, where it is borne by 3 people, or 1 in 120,819,644. In The United States McGillcuddy is primarily found in: Massachusetts, where 67 percent are found and Maine, where 33 percent are found. Outside of The United States it exists in 2 countries. It also occurs in Ireland, where 33 percent are found and Canada, where 33 percent are found.

McGillcuddy Family Population Trend ^{historical fluctuation}

The occurrence of McGillcuddy has changed over time. In The United States the share of the population with the last name decreased 75 percent between 1880 and 2014.