Kulottunga I also spelt Kulothunga, born Rajendra Chalukya, was a Chola Emperor who reigned from 1070 to 1122 succeeding his cousin Athirajendra Chola. He also served as the Eastern Chalukya monarch from 1061 to 1118, succeeding his father Rajaraja Narendra. He is related to the Chola dynasty through his mother's side and the Eastern Chalukyas through his father's side. His mother, Ammangaidevi, was a Chola princess and the daughter of emperor Rajendra I. His father was king Rajaraja Narendra of the Eastern Chalukya dynasty who was the nephew of Rajendra and maternal grandson of Rajaraja I. According to historian Sailendra Nath Sen, his accession marked the beginning of a new era and ushered in a period of internal peace and benevolent administration.

The Chola Empire, which is often referred to as the Imperial Cholas, was a medieval Indian, thalassocratic empire that was established by the Chola dynasty that rose to prominence during the middle of the ninth century and united southern India under their rule.