View the most religious surnames in Ireland

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

O'Day is most common in The United States. It may occur as a variant:. For other possible spellings of this last name click here.

How Common Is The Last Name O'Day? ^{popularity and diffusion}

The surname is the 172,624^th most commonly held last name internationally, borne by approximately 1 in 2,924,376 people. O'Day is predominantly found in The Americas, where 71 percent of O'Day are found; 71 percent are found in North America and 71 percent are found in Anglo-North America.

The surname is most prevalent in The United States, where it is borne by 1,827 people, or 1 in 198,390. In The United States it is primarily found in: California, where 11 percent reside, Missouri, where 7 percent reside and Massachusetts, where 7 percent reside. Apart from The United States this last name is found in 17 countries. It is also common in Australia, where 17 percent reside and England, where 6 percent reside.

O'Day Family Population Trend ^{historical fluctuation}

The prevalency of O'Day has changed through the years. In The United States the share of the population with the surname grew 119 percent between 1880 and 2014; in England it grew 126 percent between 1881 and 2014; in Ireland it declined 93 percent between 1901 and 2014.

O'Day Last Name Statistics ^demography

The religious devotion of those bearing the O'Day surname is chiefly Catholic (100%) in Ireland.

In The United States O'Day are 53.23% more likely to be registered with the Republican Party than the national average, with 100% being registered with the party.

The amount O'Day earn in different countries varies greatly. In United States they earn 50% more than the national average, earning $64,722 USD per year and in Canada they earn 8.15% less than the national average, earning $45,634 CAD per year.