All around the world, สีดา (Sida 
, สีดา 
, Sidae 
) is a common gender-neutral forename. The first name สีดา is characteristic of Ethiopia, where it is quite a rare feminine name, Thailand, where it is quite a rare mostly girly, but infrequently male name, and Mauritania, where it is quite a rare girly name. Measured by absolute frequency, it most frequently occurs in Ethiopia, India, and Thailand. Also, สีดา is the last name as well as the forename.