Across the world, Alsr (السر 
, الصر 
, Alsr 
) is a common primarily male, but scarcely female forename. The first name Alsr is characteristic of Sudan, where it is quite a common male name, Saudi Arabia, where it is quite a rare masculine name, and Libya, where it is quite a rare unisex name. Not in comparison with a country's population, this name is the most popular in Sudan, Saudi Arabia, and Egypt. Also, Alsr is the last name as well as the forename.