For background on how the map was made (and its flaws), see the relevant blog entry.
Mac Tomáis | Thomson: líonmhar: an Dún & rl. Albanaigh arís. |
Thompson | Very numerous: all areas, especially Ulster, Dublin, South East. One of the most numerous non-indigenous names, usually of English origin. |
Thomson | numerous: Belfast area, Down etc. Scottish. |
DEDs where Thomson and a second surname are found together
This list shows total 1901 Thomson households by county.
Click on the county to see detail.
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