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

The surname Castian is held by more people in The United States than any other country/territory. It may be rendered as:. For other potential spellings of this last name click here.

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

The surname is the 6,723,624^th most frequently held surname on earth, held by approximately 1 in 910,943,240 people. This surname occurs predominantly in The Americas, where 38 percent of Castian live; 38 percent live in North America and 25 percent live in Anglo-North America. Castian is also the 2,136,160^th most frequently occurring first name at a global level, held by 25 people.

It is most widely held in The United States, where it is borne by 2 people, or 1 in 181,229,466. In The United States Castian is most numerous in: California, where 50 percent live and Louisiana, where 50 percent live. Beside The United States this last name is found in 6 countries. It is also found in Afghanistan, where 13 percent live and England, where 13 percent live.

Castian Family Population Trend ^{historical fluctuation}

The incidence of Castian has changed over time. In The United States the share of the population with the last name fell 80 percent between 1880 and 2014 and in England it fell 86 percent between 1881 and 2014.