Kiesel

Kiesel may refer to:


 * Kiesel (surname)
 * Kiesel Guitars, a guitar manufacturer
 * The chemical element Silicon
 * The chemical compound Silicon dioxide
 * The mineral from silicon dioxide Quartz
 * Unspecific chemical compounds of Silicic acid
 * a widely distributed sediment, small stones (Kieselsteine), see Kies (disambiguation)