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

The surname Orreilly occurs most in Cuba. It can also occur as a variant:. For other potential spellings of this surname click here.

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

It is the 6,723,624^th most frequent family name on a worldwide basis, borne by around 1 in 910,943,240 people. The last name occurs predominantly in The Americas, where 88 percent of Orreilly live; 63 percent live in Caribbean and 63 percent live in Hispano-Caribbean.

This last name is most frequently held in Cuba, where it is borne by 5 people, or 1 in 2,304,543. In Cuba Orreilly is most numerous in: Villa Clara Province, where 80 percent are found and Havana, where 20 percent are found. Beside Cuba it exists in 2 countries. It is also found in The United States, where 25 percent are found and Ireland, where 13 percent are found.