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

The last name Declef has its highest incidence in France. It can also be found as a variant:. For other possible spellings of this last name click here.

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

This surname is the 2,979,664^th most frequently used last name on a worldwide basis, held by approximately 1 in 169,477,812 people. The surname Declef occurs predominantly in Europe, where 98 percent of Declef reside; 98 percent reside in Western Europe and 95 percent reside in Gallo-Europe.

Declef is most prevalent in France, where it is carried by 41 people, or 1 in 1,620,066. In France it is most frequent in: Grand Est, where 46 percent reside, Provence-Alpes-Côte d'Azur, where 27 percent reside and Brittany, where 20 percent reside. Without taking into account France it occurs in 2 countries. It also occurs in Belgium, where 2 percent reside and The United States, where 2 percent reside.