Surname Зейдель (Seydel 
, Zeidel 
, Zeydel 
) , all over the world, is quite a rare cognomen. The cognomen Зейдель is habitual in Israel, where it is quite a rare surname, Germany, and Switzerland, where it is a rare surname. In absolute terms, it is the most numerous in Germany, the United States, and Turkey. Very seldom, Зейдель is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Seydel | Spain, United States, Cuba, Turkey, Germany |
| Zeidel | Israel, Argentina, United States, Canada, Germany |
| Zeydel | Netherlands, Honduras, United States, Mexico, Peru |
| Зейдель | Ukraine, Russia, Kazakhstan, Belarus |