Pregnant woman claims Beyoncé's dad is father of her baby

A six-months pregnant woman claims superstar singer Beyoncé's dad Mathew Knowles is the father of her unborn baby.

Alexsandra Wright has filed a paternity case against Knowles in LA County Superior Court alleging that he is the father.

Knowles, 58, has been married to Beyonce's mum Tina since 1980.

Wright is understood to be in her late 30s and lives in LA.

Knowles is the manager of Beyoncé and her sister Solange. He was the mastermind behind Beyoncé's girl group, Destiny's Child.

Ouch… sources say the Knowles (Mathew and Tina in pic) have been ‘happily’ married since 1980.