For background on how the map was made (and its flaws), see the relevant blog entry.
| Blackburn | also Blackbyrne: fairly numerous: Ulster etc. An English toponymic of Lancashire which has occurred in Ireland since 14 cent. SI. |
DEDs where Blackbyrne and a second surname are found together
This list shows total 1901 Blackbyrne households by county.
Click on the county to see detail.
John Grenham | | Sitemap | | Login | | Subscribe | | Contact | | Research | | FAQs | | What's new?| | Privacy policy