Cognomen Alech (Alech 
, Алеш 
) , all around the world, is a rare surname. The last name Alech is characteristic of France, where it is a rare surname, Spain, and Belgium, where it is a very rare surname. Not in comparison with a country's population, the name is most common in France, Spain, and Nigeria. Also, Alech is the forename as well as the last name.