1189, he is first mentioned as Duke of Teck (Dux de Tecke) in a document of Emperor Henry VI. A Duke "Adalbert of Teck" is also mentioned on 20 June 1192...

works by John Canaparius, Bruno of Querfurt, and Cosmas of Prague. Prince (dux) Slavník (†981), is generally considered as the founder of the dynasty, as...

tribes, Bishop Adalbert of Prague was quickly canonized by the common effort of Duke Bolesław I and Emperor Otto III. Thus, Adalbert became the first...

with the marches of Tuscany and Verona. The first Tuscan margrave was Adalbert I, who was granted that title in 846. Before him, his father and grandfather...

of the last Western Emperor in 476, Heruli leader Odoacer was appointed Dux Italiae (Duke of Italy) by the reigning Byzantine Emperor Zeno. Later, the...

is given variously as count (Latin comes), margrave (marchensis) or duke (dux). The territory he governed is described variously in the sources as Francia...

She had, in addition to her seven legitimate siblings, one half-brother, Adalbert, born of her father's relationship with an unnamed mistress. On an unknown...

in the borderlands of Raetia, mentioned as marchio (margrave) in 903 and dux (duke) in 909. To further increase his influence, Burchard entered into a...

they were contemporaries. In these chronicles, these rulers were styled dux, a Latin term for leader which is the origin of the title duke and its cognates...

Ascaric (4th century) Marcomer (4th century), dux Sunno (4th century), dux Genobaud (4th century), dux Mallobaudes (4th century) Theodemer (5th century)...