Mammadbeyov (Azerbaijani: Məmmədbəyov; Russian: Мамедбеков; Russified: Mamedbekov) is a masculine surname, of Azerbaijani origin.
The feminine counterpart name is Mammadbeyova.
The name consists of three elements: Mammad, a reduced form of the male name Mahammad; bey, a title of a chief or a landowner; and the Russian ending -ov.
It is the name of a noble family of Azerbaijan.
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