Cognomen Deutsher (Deutsher 
) , throughout the world, is a very rare last name. The surname Deutsher is characteristic of Australia, where it is a rare surname, New Zealand, where it is a very rare surname, and Canada. In absolute terms, it most frequently occurs in Australia, Canada, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Deutsher | New Zealand, Canada, United States, Australia |