Cognomen אוטר (Otter 
, Uther 
, אוטר 
) , around the globe, is a common family name. The last name אוטר is characteristic of Western Europe, particularly Netherlands, where it is quite a common surname, Austria, where it is quite a rare surname, and Switzerland. Measured by absolute frequency, it most frequently occurs in Netherlands, Germany, and the United States. Very seldom, אוטר is the forename as well as the last name.