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

O'Riada is carried by more people in Australia than any other country/territory. It may be found as: Ó'ríada. For other potential spellings of this name click here.

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

The last name is the 6,723,624^th most commonly held last name throughout the world, held by around 1 in 910,943,240 people. O'Riada occurs mostly in Oceania, where 63 percent of O'Riada are found; 63 percent are found in Australasia and 63 percent are found in Australia and New Zealand.

The last name is most widely held in Australia, where it is borne by 5 people, or 1 in 5,399,140. In Australia it is most prevalent in: Victoria, where 100 percent are found. Without taking into account Australia this last name occurs in 3 countries. It is also found in Ireland, where 25 percent are found and China, where 13 percent are found.