Family name Pierre-Horning (Pierre-Horning 
) , all around the world, is an extremely rare surname. The last name Pierre-Horning is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a first name Pierre, and a last name Horning.
| VARIANT | COUNTRY |
|---|---|
| Pierre-Horning | United States |