Salm-Kyburg is a historical noble family from Switzerland, known for its influence in the region during the Middle Ages. The family originated from the Salm region and later adopted the name Kyburg after acquiring the Kyburg Castle. They played a significant role in local politics and land ownership. The family is associated with various territories in Switzerland, particularly in the cantons of Zurich and Thurgau. Over the centuries, Salm-Kyburg members held important positions, including military and administrative roles, contributing to the development of the region's governance and culture.