Kost is a German, Dutch, Polish and Ukrainian surname, either a nickname for a bony angular person from Ukrainian And Czech kost, Slovak kosť or Polish kość "bone". As a German surname, it may be a nickname derived from the word kost, 'cost' for person who abuses hospitality. It may also be a residual form of the baptismal name Constantine in various languages.Kost, DFD Notable people with the surname include:

Eryka Mondry-Kost (1940), Polish gymnast Joseph Kost (1947), Israeli academic Nina Kost (1995), Swiss swimmer R. J. Kost, American politician Roman Kost (1984), Ukrainian sculptor Thomas Kost (1969), German football manager

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