Corpore fuit amplo atque robusto, statura eminenti, quae tamen iustam non excederet - nam septem suorum pedum proceritatem eius constat habuisse mensuram -, apice capitis rotundo, oculis praegrandibus ac vegetis, naso paululum mediocritatem excedenti, canitie pulchra, facie laeta et hilari. Unde formae auctoritas ac dignitas tam stanti quam sedenti plurima adquirebatur; quamquam cervix obesa et brevior venterque proiectior videretur, tamen haec ceterorum membrorum celabat aequalitas. Incessu firmo totaque corporis habitudine virili; voce clara quidem, sed quae minus corporis formae conveniret
Secundam uxorem ex gente Sueborum duxit, nomine Hildegardem, cuius pater Geroldus comes fuit. Ex ea multos liberos genuit. Tres filios, Carolum, Carlomannum (ab anno 781 Pippinus nuncupatus), et Hludovicum, atque tres filias, nominibus Hruodtrudis (Rotrudis), Berhta (Berta), et Gisla (Gisela). Tres liberi eius nominibus Adalhaidis, Hlotharius et Hildegardis in albis iam de hac luce migraverunt.
Rorico ex filia maior Rotrude filium nomine Hludovicum genuit.
Angilbertus primicerius palatii et minister Karoli Magni ex secunda filia nomine Berta duos filios genuit, quorum nomina fuerunt Hartnidus et Nithardus.
Post Hildegardae mortem Carolus Fastradam in matrimonium duxit.
↑Pleniore titulo Carolus Serenissimus Augustus a Deo coronatus, magnus pacificus imperator, qui et per misericordiam Dei rex Francorum et Longobardorum. "Karoli ad Fulradum abbatem epistola" (anno 806) bibliotheca Augustana apud www.hs-augsburg.de.
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