Viereck is a city in Mecklenburg-Vorpommern, Germany.
Viereck may also refer to: Viereck's skipper (Atrytonopsis vierecki), a butterfly in the family Hesperiidae
People with the surname George Sylvester Viereck (1884–1962), German-American poet, writer and pro-Nazi propagandist Henry Lorenz Viereck (1881–1931), American entomologist who specialised in Hymenoptera Peter Viereck (1916–2006), American poet
See also Verecke, a mountain pass in Ukraine