View the highest/lowest earning families in The United States

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

The last name Sieira is most common in Spain. It may be rendered in the variant forms:. Click here for other possible spellings of this surname.

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

The surname is the 295,000^th most frequent family name internationally, borne by approximately 1 in 5,636,153 people. The last name Sieira occurs mostly in Europe, where 74 percent of Sieira reside; 74 percent reside in Southwestern Europe and 74 percent reside in Iberian Europe.

The last name is most widespread in Spain, where it is borne by 951 people, or 1 in 49,161. In Spain Sieira is primarily found in: Galicia, where 81 percent are found, Madrid, where 5 percent are found and Basque Country, where 4 percent are found. Barring Spain this last name exists in 16 countries. It is also common in Argentina, where 12 percent are found and The United States, where 6 percent are found.

Sieira Last Name Statistics ^demography

In The United States those holding the Sieira last name are 46.77% more likely to be registered Democrats than the national average, with 100% registered with the party.

Sieira earn somewhat more than the average income. In United States they earn 9.72% more than the national average, earning $47,344 USD per year.