What do the statistics in the geographical location and social demographic tables mean?

These tables compare the surname to other countries, provide information about its geographical spread and its relation to social demographics. This help page provides definitions for every statistic presented in the tables.


See the definition for:

    International Comparisons Statistics
    Geographical Spread Statistics
    Social Demographic Statistics


See more information on:

    Mosaic statistics


International Comparisons
Great Britain frequency Occurrences in GB, 1998 electoral register
Northern Ireland frequency Occurrences in Northern Ireland, 2003 electoral register
Republic of Ireland frequency Occurrences in Republic of Ireland, 2003 electoral register
Australia frequency Occurrences in Australia, 2002 electoral register
New Zealand frequency Occurrences in New Zealand, 2002 cadastral register
USA frequency Occurrences in US, 1990 telephone directory
Great Britain as % of GB occurrences Rate per million of name in Great Britain as % of Rate per million in GB (Always 100% as it is the basis for comparison)
Northen Ireland as % of GB occurences Rate per million of name in Northern Ireland as % of Rate per million in GB
Republic of Ireland as % of GB occurences Rate per million of name in Republic of Ireland as % of Rate per million in GB
Australia as % of GB occurences Rate per million of name in Australia as % of Rate per million in GB
New Zealand as % of GB occurences Rate per million of name in New Zealand as % of Rate per million in GB
USA as % of GB occurences Rate per million of name in US as % of Rate per million in GB
Geographical Spread
Great Britain top area (1881) GB postal area with highest rate per million in 1881
Great Britain top area (1996) GB postal area with highest rate per million in 1996
Great Britain top area index Rate per million in GB top postal area 1996 as % of GB average
Republic of Ireland top county Irish county with highest rate per million in 1996
Republic of Ireland top county index Rate per million in top Irish county as % of Irish average
Northern Ireland top area
Northern Ireland top area index
Australia top state Australian state with highest rate per million in 2002 (note we also have Top Aus SSD)
Australia top state index Rate per million in top Australian state as % of Australian average
New Zealand top province New Zealand province with highest rate per million in 2002
New Zealand top province index Rate per million in top New Zealand province as % of New Zealand average
United States top state US state with highest rate per million in 1990
United States top state index Rate per million in top US state as % of US average
Social Demographics
Mosaic with highest index Type of neighbourhood in which name is most concentrated
Index of top mosaic Rate per million of name in top Mosaic type as % of Rate per million in GB
% of people with a more rural name % of electors in 1998 with family names which occur predominantly in Mosaic neighbourhood types which are more rural and less urban than the target name
% of people with a more high status name % of electors in 1998 with family names which occur predominantly in Mosaic neighbourhood types which are of more high status than the target name