Surname 锡德 (Sid 
, Seed , Thede 
) , around the globe, is a common family name. The last name 锡德 is characteristic of Algeria, where it is quite a common surname, Saudi Arabia, and United Arab Emirates, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in Algeria, India, and Egypt. Also, 锡德 is the forename as well as the last name.