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Surname Trout (Trout
, Трут
, Truite
) , around the world, is a common family name. The family name Trout is habitual in the United States, where it is quite a rare surname, New Zealand, and Canada. Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Russia. Very seldom, Trout is the forename as well as the last name.