Superstar Beyonce has split from her long-time manager -- her father Matthew Knowles -- RadarOnline.com has learned.

Knowles was instrumental in guiding her career from Destiny’s Child to becoming an international performer in her own right.

So far, the curvy star has not given any reason for her split with her father and mentor.

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• Beyonce
• Dangerously In Love
• Destiny's child
• DreamGirls
• Matthew Knowles
• Obsessed