View the highest/lowest earning families in The United States

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

The surname Birby is borne by more people in The United States than any other country/territory. It may occur as a variant:. Click here to see other potential spellings of Birby.

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

Birby is the 8,193,072^nd most frequently held last name at a global level, held by approximately 1 in 1,457,509,183 people. It is primarily found in The Americas, where 80 percent of Birby live; 80 percent live in North America and 80 percent live in Anglo-North America.

The surname is most frequently used in The United States, where it is carried by 4 people, or 1 in 90,614,733. In The United States Birby is most numerous in: Florida, where 50 percent live and New York, where 50 percent live. Excluding The United States this last name exists in one country. It also occurs in Indonesia, where 20 percent live.

Birby Family Population Trend ^{historical fluctuation}

The occurrence of Birby has changed over time. In The United States the number of people who held the Birby surname contracted 81 percent between 1880 and 2014.

Birby Last Name Statistics ^demography

Birby earn significantly less than the average income. In United States they earn 33.08% less than the national average, earning $28,875 USD per year.