Surname Breidthardt (Breidthardt 
) , throughout the world, is a very rare cognomen. The family name Breidthardt is characteristic of Germany, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Breidthardt | Germany, United Kingdom |
| frithjof breidthardt (b. 1909) |
|
|
| tobias breidthardt researcher |
|