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