Calmus

Calmus or CALMUS may refer to:


 * Calmus, Saeul, Luxembourg
 * Călmuș River, tributary of the river Tazlăul Sărat in Romania
 * Dick Calmus (born 1944), American baseball player
 * Rocky Calmus (born 1979), American footballer
 * CALMUS, composing software created by Icelandic composer Kjartan Ólafsson
 * Calmus, Leipzig vocal quintet founded by Martin Lattke 1999