The korrigan — or korriganed in the plural, or korrigan as an uncountable category depending on which Breton district you are talking about — has become one of those creatures that everyone has an image of and nobody can quite agree on. It is small. It is old. It is associated with standing stones and ancient wells. Beyond that, the accounts diverge considerably.
This is partly because korrigan is a broad term in Breton, functioning more like the English word "spirit" than the English word "goblin." It does not describe a specific entity with a fixed appearance and a fixed set of behaviours. It describes a general category of non-human beings that are rooted in particular places, particularly ancient ones. Different varieties of korrigan were understood to be distinct, in the same way that different varieties of orchid are distinct — recognizably related but not interchangeable.
What the Romantic collectors did to it
The problem began, as it often does, with the nineteenth century. Théodore Hersart de la Villemarqué, whose 1839 collection Barzaz Breiz was enormously influential in establishing how educated Europeans understood Breton folklore, was working with a specific agenda: to demonstrate that Breton oral culture was as rich and ancient as any in Europe, and to position it as a counterweight to French cultural dominance. This was a legitimate project, but it led him toward synthesis rather than specificity.
La Villemarqué encountered a range of local terms — korrigan, korr, kornandon, korrigan-an-dour, kornandez — and treated them as variants of a single underlying creature rather than as distinct categories. His composite korrigan: beautiful at night, hideous in daylight, associated with wells and standing stones, prone to seducing travelers and leaving them to die — is recognizable in virtually every English-language account of Breton folklore published since. It is also, in important respects, his own creation.
"The korriganed near Ploaré were nothing like the ones my grandfather described from the coast at Audierne. He said the coastal ones were heard more than seen — a sound like someone spinning thread, coming from just inside the wave."
Korriganed and the landscape they belong to
The most consistent feature of korrigan accounts across Breton fieldwork conducted in the twentieth century is not appearance but location. Korriganed belong to specific places. Not to a type of place, but to a particular well, a particular menhir, a particular bend in a particular river. This is not a generalizable entity that could be found anywhere. It is something deeply particular.
This particularity makes it difficult to write about korriganed as a category, which is perhaps why writers keep reaching for the composite image. A well-korrigan at a specific site in the Cornouaille may have nothing in common with a stone-korrigan two valleys over except the broad category they both fall into. Their local names may differ, their associated behaviours may differ, and the customs you observe around them — or the customs you definitely do not observe — may be entirely different.
Gender and the korrigan
The image of the korrigan as primarily female — a beautiful woman dancing near a standing stone who lures men to their death — is overrepresented in the Romantic sources and underrepresented in the oral tradition. Fieldwork accounts describe male korriganed, neuter korriganed, and korriganed to whom gender is simply not attributed. The gendering of the creature in popular accounts likely reflects what Romantic-era collectors found interesting rather than what their informants considered essential.
That said, the korrigan-an-dour — the water-korrigan — does appear to be consistently described as feminine in most coastal and river accounts. This may be a genuinely gendered category within the broader korrigan range, or it may be an artifact of how water-spirits in general were described in the Breton tradition.
What is actually there
Strip away the Romantic synthesizing and what remains is a set of local beliefs about the animacy of certain ancient places. Standing stones are inhabited by things that were not human and were not made by humans. Wells that have been used for a very long time have accumulated something — attention, memory, a kind of personality — that makes them different from a new water pipe. Entering these spaces without acknowledgment is considered poorly considered, in the same way that walking through someone's house without knocking is poorly considered.
The korrigan, understood this way, is less a creature and more a protocol. You know how to behave around a standing stone, around a particular well, around a particular bend in the river, because there is something there that has expectations. What that something looks like is almost beside the point.