Surname Seth-Michael (Seth-Michael 
) , globally, is an extremely rare cognomen. Much more frequently, Seth-Michael is the forename as well as the last name. Parts of the name also exists independently as a last name Seth, and a first name Michael.
| VARIANT | COUNTRY |
|---|---|
| Seth-Michael | United States |
Iven, Morrison, Corcuera, Hemmerich, and Fairconeture