Somewhere in the fabric of Ardnaglass Castle, a stone was once set showing a dog attacking a wolf. We don’t know who carved it, we don’t know when, and we now know it was almost certainly older than the tower it ended up in. In 1841 someone at the castle — four generations after the O’Dubhda had lost it — prised the stone out of its wall and carried it to Dublin. It was donated to the Royal Irish Academy, catalogued, and described as a wolfhound killing a wolf. That description has stuck for close to two centuries.

The schoolchildren who recorded the tale in the 1930s didn’t call the carving a battleflag. The stonemason almost certainly didn’t carve it as one. But that — give or take — is what the image has become.

The image that travelled off the wall

Clans at their height had formal arms. The O’Dubhda have theirs, first granted on record in 1574 and refined on the shield of Donal O’Dowd of Ardnaglass, 1608 — a proper heraldic scheme, coloured, quartered, full of meaning for anyone who can read it. It is, and remains, the official flag of the clan.

But the formal arms require interpretation. The dog does not. A single hound, running, catches the eye in a way a tincture never quite does; the story it carries — a chieftain, a beast, a district saved — is legible at a glance. Over the twentieth century that plainer image quietly did what a good emblem does. It got copied.

It turns up on clan gathering pins and reunion badges. It turns up inked on people — commissioned by O’Dowdas, O’Dubhdas and Dowds who wanted one symbol of the family small enough to carry on their forearm or their shoulder. It turns up engraved on pendants, etched on the sides of mugs, cut into the letterhead of our older printed circulars. Nobody officially approved any of this. It just happened, the way emblems do happen in clans that have been paying attention to themselves for a long time — by repetition and resemblance, rather than by decree.

Why a dog, and not a shield

The formal arms belong to a chieftain. The dog belongs to the household. That difference matters to a family four centuries after its last ruling Taoiseach — a family that has more members now in New York, Melbourne, Boston and Toronto than in Tireragh itself, and that mostly meets again at gatherings. The shield is an artefact of a vanished polity. The wolfhound is an artefact of a kept-up memory.

It is also, incidentally, the piece of the family’s story that you can walk up to. The stone is in Dublin. The castle it came from is still standing, if fragmentary, a short walk from Dunmoran Strand. The townland is still signposted. The tale is still in the national archive. For a diaspora clan, anchoring an emblem in something physical you can actually reach is not nothing.

Battleflag is a strong word

Gertrude O’Reilly Mac Hale, in her 2018 retelling of O’Dubhda tales, reached for the phrase “the battle cry of a clan” when she wrote about the wolfhound on the stone. We are gentler about it — the clan has not fielded a battle line in four centuries — but the instinct is right. People who share a name and a piece of country need something to rally under that is smaller than the country and larger than the name. A dog will do.

If you carry the wolfhound — in ink, in metal, on a pin from a rally twenty years ago — you are part of how the image works. It has no owner. Nobody can license it. It travels the way it has always travelled, by people looking at a stone and deciding they want to keep carrying the story it tells.

For the full legend of the hound, the wolf, and the Ardnaglass stone — with the Schools’ Collection transcript of the tale, the record of the 1841 donation to the Royal Irish Academy, and what we have and haven’t been able to verify — see The Ardnaglass Dog and the Wolf in the folklore section.