Robyn Rihanna Fenty (born February 20, 1988), known as Rihanna (pronounced /riːˈɑːnə/), is a Barbadian singer, model and fashion designer. She is the second artist, and first female, from Barbados to have received a Grammy Award(the first being Jimmy Senya Haynes). Rihanna is currently signed to the Def Jam Recordings label. She has attained five Billboard Hot 100 number ones thus far and is currently tied with fellow singer Beyoncé Knowles as the female solo artist with the most number ones in this decade(Wikipedia)