Surname ليتش (Lech 
, Leach , Leech 
) , in the entire world, is a widespread last name. The cognomen ليتش is habitual in Poland, where it is a common surname, Isle of Man, where it is quite a common surname, and Guernsey (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in Poland, the United States, and the United Kingdom. Very seldom, ليتش is the forename as well as the last name.