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

O'Briane occurs in England more than any other country/territory. It can also appear in the variant forms:. For other potential spellings of this surname click here.

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

The surname is the 10,311,814^th most widespread last name worldwide, held by around 1 in 2,147,483,647 people. It occurs predominantly in Europe, where 67 percent of O'Briane are found; 67 percent are found in Northern Europe and 67 percent are found in British Isles.

O'Briane is most frequently used in England, where it is held by 2 people, or 1 in 27,859,030. In England O'Briane is most numerous in: Buckinghamshire, where 50 percent are found and Cheshire, where 50 percent are found. Excluding England O'Briane is found in one country. It is also common in The United States, where 33 percent are found.

O'Briane Family Population Trend ^{historical fluctuation}

The frequency of O'Briane has changed over time. In The United States the number of people carrying the O'Briane surname declined 93 percent between 1880 and 2014.