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