Family name Crain-Watts (Crain-Watts 
) , throughout the world, is an extremely rare cognomen. The last name Crain-Watts 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 Crain, and a last name Watts.
| VARIANT | COUNTRY |
|---|---|
| Crain-Watts | United States |