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Family name Agost (Augustus
, Agosto
, Agost
) , all over the world, is a common cognomen. The family name Agost is characteristic of Latin America and the Caribbean, particularly Puerto Rico, where it is quite a common surname, Trinidad and Tobago, and Grenada (explore the name in all countries). Measured by absolute frequency, it is commonest in the United States, Philippines, and Nigeria. Likewise, Agost is the forename as well as the last name.