Family name גאמר (Gummer 
, גאמר 
) , around the world, is quite a rare cognomen. The cognomen גאמר is characteristic of New Zealand, where it is a rare surname, the United Kingdom, and Denmark. Measured by absolute frequency, the name is most common in the United Kingdom, the United States, and Germany. Much less frequently, גאמר is the forename as well as the last name.