Surname سيدهدايت (سيدهدايت 
) , around the globe, is a very rare cognomen. The cognomen سيدهدايت is habitual in Southern Asia, particularly Iran, where it is a very rare surname. Much more prevalently, سيدهدايت is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| سيدهدايت | Iran |