Rapper Soulja Boy is facing a legal battle with a woman who alleges he is the father of her five-year-old son.

The Crank That (Soulja Boy) hitmaker has been hit with a paternity suit by Diamond Shantaniece MACKay, who has filed legal documents claiming the star is the father of her son, Portland.

According to documents obtained by Tmz.com, MACKay is demanding a paternity test to confirm the rapper fathered the child.

She also claims the star has visited the young boy several times.