View the highest/lowest earning families in The United States

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

The last name Gillahan is more frequently found in The United States than any other country/territory. It may also occur as a variant:. For other potential spellings of this surname click here.

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

It is the 1,527,735^th most commonly occurring family name at a global level, held by approximately 1 in 53,584,896 people. The surname Gillahan occurs mostly in The Americas, where 85 percent of Gillahan are found; 85 percent are found in North America and 85 percent are found in Anglo-North America.

Gillahan is most frequently occurring in The United States, where it is held by 116 people, or 1 in 3,124,646. In The United States it is most frequent in: Ohio, where 25 percent are found, Kentucky, where 22 percent are found and Tennessee, where 21 percent are found. Outside of The United States Gillahan occurs in one country. It is also common in Australia, where 15 percent are found.

Gillahan Family Population Trend ^{historical fluctuation}

The frequency of Gillahan has changed over time. In The United States the number of people bearing the Gillahan surname increased 219 percent between 1880 and 2014.

Gillahan Last Name Statistics ^demography

In The United States those holding the Gillahan last name are 8.79% more likely to be registered Republicans than The US average, with 55.56% being registered to vote for the party.

Gillahan earn notably less less than the average income. In United States they earn 15.18% less than the national average, earning $36,601 USD per year.