Last name Tréheux (Tréheux 
) , all around the world, is a very rare cognomen. The family name Tréheux is characteristic of Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tréheux | France |
|
augusta tréheux FR (b. 1923) |
|
| jacques tréheux FR (b. 1914) |
|