Calw (disambiguation)

Calw may refer to:
 * Calw, a town in Baden-Württemberg, Germany
 * Landkreis Calw, a district in Baden-Württemberg
 * the family line of the counts of Calw

Name bearers from the same line:
 * Pope Victor II (c. 1018 – 28 July 1057), born Gebhard, Count of Calw, Tollenstein, and Hirschber
 * Erlung, Count of Calw (–1106), Bishop of Würzburg (1104-1106)
 * Gottfried of Calw (d 1131), Count of Calw, Count-Palatine of bei Rhein (1113–1126)
 * Uta of Calw (~1115/20–1197), founder of All Saints' Abbey in the Black Forest, wife of Welf VI.

Other bearers of the name:
 * Ulrich Rülein von Calw (1465–1523), mining engineer and mayor of Freiberg, Saxony