Last name Ponnau (Ponnau 
) , all over the world, is a very rare family name. The last name Ponnau is characteristic of France, where it is a rare surname, Canada, where it is an extremely rare surname, and Germany. In absolute terms, the name is most common in France, Germany, and India.
| VARIANT | COUNTRY |
|---|---|
| Ponnau | Germany, India, Canada, France, Brazil |
|
dominique ponnau French art historian, FR (b. 1937) |
|
| cyriac ponnau rugby union player, FR (b. 1987) |
|