View the most partisan surnames in The United States

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

The last name Guilfoy is held by more people in The United States than any other country or territory. It may also appear in the variant forms:. Click here for further possible spellings of this name.

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

The last name is the 754,238^th most widespread surname on a worldwide basis. It is borne by around 1 in 19,177,752 people. The last name is primarily found in The Americas, where 87 percent of Guilfoy are found; 87 percent are found in North America and 87 percent are found in Anglo-North America.

The last name Guilfoy is most commonly held in The United States, where it is carried by 353 people, or 1 in 1,026,796. In The United States it is primarily concentrated in: Missouri, where 21 percent reside, Massachusetts, where 20 percent reside and Indiana, where 12 percent reside. Other than The United States Guilfoy occurs in 2 countries. It also occurs in England, where 7 percent reside and Ireland, where 0 percent reside.

Guilfoy Family Population Trend ^{historical fluctuation}

The prevalency of Guilfoy has changed over time. In The United States the number of people carrying the Guilfoy surname expanded 954 percent between 1880 and 2014; in England it expanded 289 percent between 1881 and 2014 and in Ireland it fell 50 percent between 1901 and 2014.

Guilfoy Last Name Statistics ^demography

The religious adherence of those carrying the Guilfoy last name is principally Catholic (50%) in Ireland.

In The United States those bearing the Guilfoy last name are 8.84% more likely to be registered Democrats than the national average, with 62.07% being registered to vote for the political party.

Guilfoy earn around the same as the average income. In United States they earn 1.87% more than the national average, earning $43,957 USD per year.