View the most religious surnames in Ireland

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

The last name O'Healy is found in The United States more than any other country/territory. It can also occur as:. For other possible spellings of O'Healy click here.

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

The last name O'Healy is the 5,391,485^th most numerous family name at a global level, borne by around 1 in 560,580,455 people. It is primarily found in The Americas, where 85 percent of O'Healy are found; 85 percent are found in North America and 85 percent are found in Anglo-North America.

The last name O'Healy is most commonly occurring in The United States, where it is borne by 11 people, or 1 in 32,950,812. In The United States it is most numerous in: California, where 82 percent are found, Oregon, where 9 percent are found and Texas, where 9 percent are found. Barring The United States it is found in 2 countries. It is also common in Ireland, where 15 percent are found and England, where 15 percent are found.

O'Healy Family Population Trend ^{historical fluctuation}

The occurrence of O'Healy has changed over time. In The United States the number of people who held the O'Healy last name rose 1,100 percent between 1880 and 2014; in Ireland it rose 200 percent between 1901 and 2014.

O'Healy Last Name Statistics ^demography

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