Surname Welton-Crouser (Welton-Crouser 
) , worldwide, is an extremely rare family name. The cognomen Welton-Crouser 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 Welton, and a last name Crouser.
| VARIANT | COUNTRY |
|---|---|
| Welton-Crouser | United States |