FRIEDRICH ([1050]-1105 before 21 Jul). The Tabula consanguinitatis Friderici I regis et Adelæ reginæ (which provided the basis for their divorce) names "ducem Fridericum, qui Stophen condidit" as son of "Fridericus de Buren"[1363]. The children of "Hildegardis" are named in her donation dated 1094 (in order) "Ottone…Argentinenis ecclesie episcopo Suevorumque duce Friderico, Lodewico, Walthario, Cunrado et filia mea Adalheida"[1364]. The De Fundatione Monasterii Sancti Fides Sletstatensis names "Fredericus dux Alemannorum [qui fuit Friderici ducis Swevie], qui Romani imperatoris filiæ coniugo, et duo eius fratres Argentinensis episcopus Otto et Conradus"[1365]. "Ottone Argentinensi…episcopo" and "fratres mei dux…Suetiæ Fridericus, Ledeuvicus et Galtharius" donated property in "Scelstat villa, in pago Alsatiæ et in comitatu Beirricheim" to the abbey of Conques by charter dated 23 Jul 1095, naming "matre…nostra fratreque nostro Conrado…defunctis"[1366]. He was installed as FRIEDRICH I Duke of Swabia in 1079.