Rusudan (Georgian: რუსუდანი) was a 12th-13th-century Georgian princess of the Bagrationi royal family. She was a daughter of King Demetrius I of Georgia, sister of the kings David V and George III, and a paternal aunt of the famous Queen Tamar of Georgia.
Before 1152 she married with sultan Masud Temirek, but the marriage only lasted a few year before his death 2 October 1152. Secondly she was married to Hiyas ad-Din Sanjar Shah, a Seljuq sultan. When her second husband died, she returned to Georgia and ruled over it as a regent in the first years of Queen Tamar’s reign. She was also a tutor and patron of the Alan prince Soslan-David whom Tamar married as her second husband in 1189. In her eighties, Rusudan withdrew to a monastery c. 1210.