Last name Сяида (Syaida 
, Сяида 
, Siaida 
) , in the entire world, is a rare surname. The cognomen Сяида is habitual in Malaysia, where it is a rare surname, Indonesia, where it is a very rare surname, and Canada, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in Indonesia, Malaysia, and India. Also, Сяида is the forename as well as the last name.