A rhyme worth knowing
There is an old saying, often repeated in Cornwall, that you can tell a Cornishman by his “Tre, Pol and Pen”. It is a rhyme rather than a scientific rule, and it should not be taken to mean that all Cornish surnames follow this pattern. But it points to something real: these three beginnings appear on an enormous number of Cornish farms, hamlets, coves and surnames. A short list of three small words unlocks a good deal of the map.
All three come from the Cornish language, a Celtic language that was widely spoken in Cornwall for a long time before English took over. Spellings vary, both in modern maps and in older records, so the meanings below are general readings rather than guaranteed translations.
Tre: the farmstead
Tre is usually explained as a farm, homestead or settlement. In practice it often points to a single farm or a small cluster of houses, the kind of place that might have grown into a hamlet. Hundreds of Cornish places begin with it, and because farms were commonly named after something (a feature, a size, a color or sometimes a person), the part that follows Tre is where the variety lies.
You may see it written with a hyphen in some older sources and run on as one word in modern ones, such as Tregony. Sometimes the following word changes its first sound slightly after Tre, which can disguise the second element. That is one reason names that look unrelated can share the same ending.
Names beginning with Tre are found right across Cornwall, but they are thickest in the west and in the center. East of the River Tamar, in Devon, they are rare. That contrast is one of the reasons the Tamar is often described as a cultural line, though names have always been mixed and the pattern is not perfectly clean.
Pol: the pool
Pol is generally taken to mean a pool or pond, and sometimes a small body of water in a valley or at the head of a cove. In coastal names it can refer to a small harbor or inlet. Polruan and Polperro are widely known examples that begin with it, although the meaning of the second part in each is less certain than the first.
It can be confused with other elements. In some names the “Pol” is a pool, while in others a similar sound may come from a different word that has been reshaped over time. Local knowledge, old spellings and the lay of the land are the best guides, and even they do not always settle the matter.
Pen: the head or end
Pen is the word for a head, top, end or headland. It can describe the end of a valley, the top of a hill or a promontory pushing into the sea. Penzance is often explained as “holy headland”, from Pen plus a word related to holy, and Penryn as a headland. These readings are widely given, though like most place name explanations they rest on early records and comparison with related languages.
Because “end” and “head” are flexible ideas, Pen can mean different things in different settings. On the Cornish coast it tends to mean a headland, while inland it may refer to the head of a valley or a hilltop. It is the same word as the Welsh “pen”, which is why names across Wales and Cornwall can look similar.
How the three combine with other words
The prefix is only the first part. The rest of the name usually describes the place:
- A color or size word, for example in forms such as vean (small) and veor (large), with spellings that vary.
- A feature of the land, such as a rock, a valley, a tree or a stream.
- A personal name, though many supposed personal names in place names are hard to confirm.
Reading order matters here. The Cornish pattern puts the main word first and the describing word second, so Tre plus a describing word means “the farm of such-and-such” or “such-and-such farm”, rather than the English order. For a wider introduction to this pattern and to other elements such as Porth and Lan, the pillar on how to read place names goes into more detail, and the page on Cornish place names looks at the topic from the language side.
Spelling changes that can mislead
Several things make these beginnings look different from one place to another.
- Older records often show variant forms of the same beginning, because clerks wrote names as they heard them.
- Modern road signs and maps sometimes use a standardized spelling that differs from the traditional local one, particularly where the language revival has influenced usage.
- English speakers have sometimes altered names to sound like familiar words, which can create false meanings.
- Names may have been shortened over time, losing a syllable.
So when a name begins with Tre, Pol or Pen and then does something unexpected, it is wise to check older forms before drawing conclusions.
Surnames and family names
Many Cornish surnames begin with the same three elements, since families often took the name of the farm they came from. That is the logic behind the rhyme. It also means that a surname can be a clue to a place, which is useful for anyone interested in Cornish ancestry, and for readers of the Cornish diaspora who find the same names turning up in places like Australia or North America.
A name that begins with Tre, Pol or Pen is a good hint of Cornish origin, but it is not proof, and many Cornish families have surnames of other kinds, including English, Norman and Biblical ones. It is best to treat the pattern as an interesting starting point.