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

The last name Kilby is more commonly found in The United States than any other country/territory. It can appear as a variant:. For other potential spellings of Kilby click here.

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

Kilby is the 45,993^rd most commonly held surname on a worldwide basis. It is borne by around 1 in 646,575 people. The surname occurs predominantly in The Americas, where 57 percent of Kilby are found; 57 percent are found in North America and 56 percent are found in Anglo-North America. Kilby is also the 560,146^th most widespread first name on earth, held by 253 people.

This last name is most commonly held in The United States, where it is borne by 5,745 people, or 1 in 63,091. In The United States it is mostly found in: North Carolina, where 14 percent reside, Virginia, where 9 percent reside and Tennessee, where 9 percent reside. Barring The United States this last name occurs in 52 countries. It is also common in England, where 24 percent reside and Australia, where 13 percent reside.

Kilby Family Population Trend ^{historical fluctuation}

The prevalency of Kilby has changed over time. In The United States the share of the population with the surname rose 720 percent between 1880 and 2014; in England it rose 166 percent between 1881 and 2014; in Wales it rose 644 percent between 1881 and 2014 and in Ireland it fell 67 percent between 1901 and 2014.

Kilby Last Name Statistics ^demography

The religious devotion of those bearing the Kilby surname is principally Catholic (50%) in Ireland.

In The United States those holding the Kilby surname are 29.94% more likely to be registered Republicans than the national average, with 76.71% being registered to vote for the political party.

The amount Kilby earn in different countries varies greatly. In South Africa they earn 43.4% more than the national average, earning R 340,764 per year; in United States they earn 5.19% less than the national average, earning $40,908 USD per year and in Canada they earn 8.49% less than the national average, earning $45,464 CAD per year.