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 | Germany, Turkey, Spain, United States, Cuba |
| Zeidel | Germany, United States, Argentina, Canada, Israel |
| Zeydel | Mexico, Honduras, United States, Peru, Netherlands |
| Зейдель | Kazakhstan, Russia, Ukraine, Belarus |