Kalk or KALK may refer to:
Kalk (surname) Kalk, Cologne, a borough of Cologne, Germany Kalk, Poland, a settlement in Kościerzyna County, Pomeranian Voivodeship Chemische Fabrik Kalk, a former German chemical company USS Kalk (DD-170), a US destroyer during World War I Abbreviation for Kalkaska, Michigan Kalk, an Afrikaans, Swedish, Dutch and German word meaning limestone KALK, an American radio station
See also Calk (disambiguation) KALC, an American radio station Kalak (disambiguation)