Last name Сейдаев (Сейдаев 
) , in the world, is a very rare family name. The surname Сейдаев is characteristic of Kyrgyzstan, where it is a very rare surname, Kazakhstan, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Сейдаев | Russia, Kyrgyzstan, Kazakhstan |