Historical Geography information for Derry, Ireland ( Londonderry, Northern Ireland )
| County | Derry |
| Country | Ireland |
| SiteID | 185638 |
| DateUpdated | 7/4/2025 9:03:59 AM |
| Record ID | DataSet | Y-DNA Marker | Alternative Marker Names |
|---|---|---|---|
1284674 |
Y-DNA Phylogenetic Branch | R-L493 | L493 |