Quick answer
Roxelana is a girl name meaning "Ruthenian".
Meaning and history
From a Turkish nickname meaning "Ruthenian". This referred to the region of Ruthenia, covering Belarus, Ukraine and western Russia. Roxelana (1504-1558), also called Hürrem, was a slave and then concubine of Süleyman the Magnificent, sultan of the Ottoman Empire. She eventually became his wife and produced his heir, Selim II.
Notes and context
Usage: history