Family name Tréhorel (Tréhorel 
) , all around the world, is a very rare cognomen. The cognomen Tréhorel is habitual in Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tréhorel | France |
|
jérôme tréhorel French director of Vieilles Charrues Festival, FR (b. 1975) |
|