Last name Estimer (Estima 
, Estimer) , in all the world, is quite a rare surname. The cognomen Estimer is habitual in Portugal, where it is quite a rare surname, Angola, and the Dominican Republic, where it is a rare surname. Measured by absolute frequency, the name is most common in Brazil, Angola, and Portugal. Very seldom, Estimer is the forename as well as the last name.