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

The surname Kirbby is found in The United States more than any other country/territory. It can also appear in the variant forms:. For other possible spellings of this name click here.

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

Kirbby is the 8,193,072^nd most common last name worldwide, held by approximately 1 in 1,457,509,183 people. It occurs predominantly in The Americas, where 60 percent of Kirbby are found; 60 percent are found in North America and 60 percent are found in Anglo-North America. Kirbby is also the 3,487,849^th most commonly held first name internationally, held by 11 people.

The surname Kirbby is most prevalent in The United States, where it is held by 3 people, or 1 in 120,819,644. In The United States Kirbby is most common in: Florida, where 33 percent reside, New Hampshire, where 33 percent reside and Ohio, where 33 percent reside. Outside of The United States this surname exists in one country. It also occurs in England, where 40 percent reside.

Kirbby Family Population Trend ^{historical fluctuation}

The frequency of Kirbby has changed over time. In The United States the number of people carrying the Kirbby last name fell 77 percent between 1880 and 2014.