Last name اوتر (Otter 
, اوتر) , globally, is quite a common surname. The last name اوتر is characteristic of Western Europe, particularly Netherlands, where it is quite a common surname, Austria, where it is quite a rare surname, and Switzerland. Not in comparison with a country's population, the name is most common in Netherlands, Germany, and the United States. Very seldom, اوتر is the forename as well as the last name.