Roger I may refer to:
:''In chronological order''
*
Roger I of Carcassonne (died 1012), Count of Carcassonne
*
Roger I of Tosny (), Norman noble
* Roger I "de Berkeley" (died 1093), Norman noble, possibly the son of Roger I of Tosny - see
Baron Berkeley
*
Roger I of Sicily (1031–1101), Norman ruler of Sicily
*
Roger I Trencavel (died 1150), Viscount of Albi, Carcassonne, and Razès
*
Roger I of Fézensaguet Roger I Armagnac (1190 – 22 March 1245) was Viscount of Fezensaguet. He was the son of Bernard I, Viscount of Fezensaguet and Lomagne, and Geralda de Foix.
Biography
Roger I of Fezensaguet married Pincelle, the Maid of Albret, daughter of A ...
(1190–1245), Viscount of Fézensaguet
{{Hndis, Roger I