From Dubh to Duffie: A Short History of a Stubborn Name

The root is Gaelic. Dubh means dark, and in Scotland and Ireland it was attached to people, places, and eventually families. A descendant of someone called dark-haired might become Mac Dhuibh, which over a few hundred years of anglicization, migration, and handwriting smooths out into MacDuffie, Duffie, or Duffy.

The jump from Dhuibh to Duffie is not a single event. It is a long series of small choices made by priests, clerks, tax collectors, and immigration officers, each of whom wrote down what they thought they heard. The ones writing in Ireland leaned toward Duffy. The ones writing in the Scottish islands kept closer to MacDuffie. A few in the American colonies chose Duffie for reasons nobody recorded.

The Isle of Colonsay connection

Clan MacDuffie, also written MacPhee, is traditionally tied to the small Hebridean island of Colonsay, off the west coast of Scotland. The clan was keeper of records for the Lord of the Isles, which is a quietly impressive job to have on a small island.

After the fall of the Lords of the Isles in the late fifteenth century, the clan scattered. Some stayed in Scotland. Some crossed to Ireland. A steady trickle made the longer journey to Canada and the United States over the next few centuries. The spellings scattered along with the people.

Why the spelling never settled

English does not have a clean way to write the Gaelic bh sound, which in context often lands somewhere near a soft v or an f. Once the sound is written with an f, the question becomes how to finish the word. Some chose y. Some chose ie. A few held out for ee.

The result is a family name with at least half a dozen accepted spellings, all of which sound identical out loud. Which is, as the About page notes, a situation that has its own particular charm.

What to read next

If you want the practical side of living with a name nobody can spell on the first try, the next post in this series covers exactly that.