Roger I

Roger I may refer to:

In chronological order

• Roger I of Carcassonne (died 1012), Count of Carcassonne
• Roger I of Tosny (Template:Fl.), 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 (1190–1245), Viscount of Fézensaguet