μ Leonis (Latinised to Mu Leonis) is the star's Bayer designation.
It bore the traditional names Rasalas (Ras Elased Borealis) and Alshemali, both abbreviations of Ras al Asad al Shamaliyy,[REF] from the Arabic رأس الأسد الشمالي ra's al-'asad aš-šamālī "the northern (star) of the lion's head".