Family name Сейди (Seydi 
, Seidi 
, Sejdi 
) , around the globe, is a common surname. The cognomen Сейди is characteristic of Senegal, where it is quite a common surname, Guinea-Bissau, and North Macedonia (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Sub-Saharan Africa, particularly Senegal, Ethiopia, and Guinea-Bissau. Likewise, Сейди is the forename as well as the last name.