A comprehensive list of Irish surnames, separated and ordered by the letters of the alphabet.

A comprehensive list of Irish surnames, separated and ordered by the letters of the alphabet.

Do you have an Irish surname in your family tree? In this Letter from Ireland we look at the Tribes of Ireland in 1150. Join us as we take a tour off the kingdoms at this time and the surnames associated with them.

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The Scots-Irish DNA Project now has 761 participating families. Below is a roster of the participating families. As you can see the families are a combination of Lowland and Highland Scottish surnames with a few native Irish surnames. All these families self identify as being Scots-Irish. Most of these families participated in the 18th Century Ulster Migration to English Colonies and early Republic, or in the 19th Century Ulster migration into Canada. The majority of the Lowland Scottish families are from Ayrshire, Lanarkshire, and Gallowayshire, and most of these families migrated to Ireland during the Ulster Plantation (1609-1720). The Highland Scottish surnames from Argyll, Lennox, and the Southern Hebrides; many of these families migrated to Ulster circa 1550-1600). The dominate haplogroups are Insular Celts (85%) and there is about 12% of the haplogroups of Norse/Norman ancestry. The native Irish surnames come from certain families that converted to the reformed faith and became part of the Protestant Irish community in the 1600s. Click on image to enlarge:

Here are the top 300 Irish surnames.

The Scots-Irish DNA Project now has 761 participating families. Below is a roster of the participating families. As you can see the families are a combination of Lowland and Highland Scottish surnames with a few native Irish surnames. All these families self identify as being Scots-Irish. Most of these families participated in the 18th Century Ulster Migration to English Colonies and early Republic, or in the 19th Century Ulster migration into Canada. The majority of the Lowland Scottish families are from Ayrshire, Lanarkshire, and Gallowayshire, and most of these families migrated to Ireland during the Ulster Plantation (1609-1720). The Highland Scottish surnames from Argyll, Lennox, and the Southern Hebrides; many of these families migrated to Ulster circa 1550-1600). The dominate haplogroups are Insular Celts (85%) and there is about 12% of the haplogroups of Norse/Norman ancestry. The native Irish surnames come from certain families that converted to the reformed faith and became part of the Protestant Irish community in the 1600s. Click on image to enlarge:

The Scots-Irish DNA Project now has 761 participating families. Below is a roster of the participating families. As you can see the families are a combination of Lowland and Highland Scottish surnames with a few native Irish surnames. All these families self identify as being Scots-Irish. Most of these families participated in the 18th Century Ulster Migration to English Colonies and early Republic, or in the 19th Century Ulster migration into Canada. The majority of the Lowland Scottish families are from Ayrshire, Lanarkshire, and Gallowayshire, and most of these families migrated to Ireland during the Ulster Plantation (1609-1720). The Highland Scottish surnames from Argyll, Lennox, and the Southern Hebrides; many of these families migrated to Ulster circa 1550-1600). The dominate haplogroups are Insular Celts (85%) and there is about 12% of the haplogroups of Norse/Norman ancestry. The native Irish surnames come from certain families that converted to the reformed faith and became part of the Protestant Irish community in the 1600s. Click on image to enlarge:

Do you have an Irish surname in your family tree? Over the years we've collected over 21,000 Irish surnames on our database - is your surname on the list?

In this article, we look at Irish Surnames - their origins and evolution. See if you can find the Irish surnames in your family tree in one of the sections.

There are many Irish Names associated with each Irish Castle. Here is an example of a Castle in County Cork.

Family names play a huge role in Irish history. Here are our top ten facts you never knew about Irish surnames, have you heard them before?

There are lots of similarities between Ireland and Scotland. Here are our top ten Irish surnames that are actually Scottish.

Distinctive, uncomplicated and free county map of Ireland. View on screen or download and print your own copy.

In this article, we highlight the top 100 Irish surnames (family names / last names) you’re bound to experience at least once in your life!

In this article, we look at Irish Surnames - their origins and evolution. See if you can find the Irish surnames in your family tree in one of the sections.

3 Things to know about your Irish ancestor surnames - and a lot more! In this readers Letter from Ireland, Mike has a conversation with a descendant of a family from County Kerry.