Cognomen تاچر (Thatcher 
, تاچر) , throughout the world, is a common family name. The family name تاچر is habitual in Northern Europe, particularly Guernsey, where it is quite a common surname, Jersey, and Isle of Man. Measured by absolute frequency, the name is most common in the United States, the United Kingdom, and Australia. Much less frequently, تاچر is the forename as well as the last name.