 The name derives from the proper name Sicgo.From the 10th to the 13th Centuries are documents that attest to knights in the valley named the "Herren von Siggingen" (Lords of Siggingen).The most significant were Albert von Siggingen and his son Rudolf, who had their base in the "Siggingertal" (the former name of Deggenhausertal) in the 12th Century.