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

The last name Oreill is more commonly found in England than any other country/territory. It can appear in the variant forms:. Click here for other potential spellings of this last name.

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

It is the 6,723,624^th most common last name internationally, held by around 1 in 910,943,240 people. This surname occurs predominantly in Europe, where 75 percent of Oreill are found; 75 percent are found in Northern Europe and 75 percent are found in British Isles.

The surname Oreill is most numerous in England, where it is borne by 6 people, or 1 in 9,286,343. In England it is primarily concentrated in: Hampshire, where 100 percent reside. Aside from England this surname occurs in 2 countries. It is also common in South Africa, where 13 percent reside and The United States, where 13 percent reside.

Oreill Family Population Trend ^{historical fluctuation}

The frequency of Oreill has changed over time. In The United States the number of people who held the Oreill surname fell 87 percent between 1880 and 2014.