Sasha Fierce - Sasha Fierce was the alter ego used by Beyoncé for her 2008 album, 'I Am...Sasha Fierce.' The album credits were split between Beyoncé and Sasha.
Roman Zolanski - Nicki Minaj plays various characters when she raps. Roman Zolanski is perhaps her most popular, a zany rambler with a bad British accent.
Makaveli - Tupac Shakur's last album was recorded before he was murdered in 1996. On it, he used the name Makaveli.
Xtina - In 2002, Aguilera invented Xtina for her 'Stripped' album, which went down quite well with her fans.
Slim Shady - Slim Shady explores Eminem's funny side. Whenever the rapper appears with platinum blonde hair, he's probably playing the mischievous Shady.
Black-Ty - In 2006, Tyrese released 'Alter Ego,' a double album with two narrators. Tyrese took the first half, while Black-Ty stepped in for the second.
Cherry Kookoo - In 2008, Love blogged that she had a radical alter ego called Cherry Kookoo.
Rooster - The Kings of Leon front man created an alter ego called Rooster in the band's early days.
Brook Lynn - Mary J. Blige's alter ego made her first appearance in Busta Rhymes's music video 'Touch It.' She used Brook Lynn to display her more aggressive and outgoing side.
J Henny - Jhené Aiko created an alter ego named J Henny, who tends to rap instead of singing.