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

The last name Oias occurs more in Brazil more than any other country/territory. It may also be rendered in the variant forms:. For other possible spellings of this name click here.

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

The surname Oias is the 4,307,654^th most frequently held surname world-wide, held by around 1 in 347,025,996 people. The surname occurs predominantly in The Americas, where 95 percent of Oias are found; 86 percent are found in South America and 86 percent are found in Luso-South America.

Oias is most widespread in Brazil, where it is held by 18 people, or 1 in 11,893,018. In Brazil Oias is mostly found in: São Paulo, where 83 percent reside, Rio de Janeiro, where 11 percent reside and Piauí, where 6 percent reside. Beside Brazil this last name is found in 3 countries. It is also common in Nicaragua, where 5 percent reside and The Philippines, where 5 percent reside.

Oias Family Population Trend ^{historical fluctuation}

The prevalency of Oias has changed over time. In The United States the number of people bearing the Oias surname fell 67 percent between 1880 and 2014.