David Goldman / Invision/AP 1 / 16
David Goldman / Invision/AP 1 / 16

Rapper Soulja Boy is facing a legal battle with a woman who alleges he is the father of her 5-year-old son.

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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.

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

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