Surname distribution maps for Calais
Calais in the 1881 Census
Calais in the 21st Century
Sorry, we don't have any stats for the distribution of Calais in the 21st Century.
The maps, if available, show both where there are more people named Calais and where they are most concentrated.
The darker the colour, the more people in that county are named Calais.
The larger the dot, the greater the proportion of people in that county are named Calais.
Hovering over the dots will give you the individual statistics for that county.