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

The surname Dilby is held by more people in Australia than any other country/territory. It may also occur in the variant forms:. For other possible spellings of this last name click here.

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

It is the 8,193,072^nd most commonly used surname at a global level. It is borne by around 1 in 1,457,509,183 people. The surname occurs predominantly in Oceania, where 60 percent of Dilby reside; 60 percent reside in Australasia and 60 percent reside in Australia and New Zealand. Dilby is also the 4,213,784^th most commonly held first name on earth, held by 8 people.

The last name Dilby is most prevalent in Australia, where it is held by 3 people, or 1 in 8,998,567. In Australia Dilby is most prevalent in: New South Wales, where 67 percent live and Queensland, where 33 percent live. Apart from Australia this last name occurs in one country. It is also found in The United States, where 40 percent live.

Dilby Family Population Trend ^{historical fluctuation}

The occurrence of Dilby has changed through the years. In The United States the number of people who held the Dilby surname declined 78 percent between 1880 and 2014.