Worldwide, Сикдер (Sikder 
, Сикдер 
) is quite a common male forename. The forename Сикдер is characteristic of Bangladesh, where it is quite a rare male name, Qatar, and Oman, where it is a rare male name. Not in comparison with a country's population, it most frequently occurs in Bangladesh, Saudi Arabia, and India. More frequently, Сикдер is the last name as well as the forename.