Family name Майдин (Maidin 
, Майдин 
, Maydin 
) , in the world, is quite a common cognomen. The family name Майдин is characteristic of Brunei, where it is quite a common surname, Malaysia, and Estonia, where it is quite a rare surname. In absolute terms, it is the most numerous in South-eastern Asia, particularly Malaysia, Indonesia, and Brunei. Also, Майдин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maidin | Malaysia, Ethiopia, India, Indonesia, Brunei |
| Майдин | Russia, Azerbaijan, Kazakhstan, Kyrgyzstan |
| Maydin | Philippines, Nicaragua, Malaysia, India, Honduras |
| Majdin | United States, Malaysia, Croatia, India |