Family name Сяйда (Syaida 
, Сяйда 
, Siaida 
) , in the entire world, is a rare cognomen. The surname Сяйда 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. In absolute terms, the name is most common in Indonesia, Malaysia, and India. Likewise, Сяйда is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Syaida | Indonesia, United Kingdom, Malaysia, India |
| Сяйда | Ukraine, Kazakhstan, Russia |
| Siaida | India, United States, Canada |
| Syajda | India |