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

The surname Castermant has its highest incidence in Belgium. It can also occur as a variant:. For other possible spellings of this surname click here.

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

The last name Castermant is the 1,710,039^th most commonly held last name at a global level, borne by around 1 in 63,925,841 people. This surname occurs predominantly in Europe, where 99 percent of Castermant live; 99 percent live in Western Europe and 99 percent live in Gallo-Europe.

The last name Castermant is most commonly used in Belgium, where it is borne by 67 people, or 1 in 171,592. In Belgium Castermant is most common in: Walloon Region, where 99 percent reside and Brussels Capital Region, where 1 percent reside. Other than Belgium this last name occurs in 2 countries. It is also found in France, where 40 percent reside and The United States, where 1 percent reside.