View the highest/lowest earning families in The United States

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

The last name O'Casey has its highest incidence in Ireland. It may also be rendered in the variant forms:. For other potential spellings of this name click here.

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

It is the 2,106,139^th most numerous last name on earth, held by approximately 1 in 91,094,324 people. O'Casey occurs mostly in Europe, where 51 percent of O'Casey are found; 50 percent are found in Northern Europe and 49 percent are found in British Isles.

This last name is most frequently occurring in Ireland, where it is carried by 26 people, or 1 in 181,113. In Ireland it is most prevalent in: Leinster, where 81 percent reside and Munster, where 4 percent reside. Apart from Ireland this last name is found in 7 countries. It also occurs in The United States, where 33 percent reside and Australia, where 16 percent reside.

O'Casey Family Population Trend ^{historical fluctuation}

The incidence of O'Casey has changed through the years. In England the number of people carrying the O'Casey last name grew 1,300 percent between 1881 and 2014.

O'Casey Last Name Statistics ^demography

O'Casey earn more than fifty percent more than the average income. In United States they earn 69.95% more than the national average, earning $73,333 USD per year.