Jay Chou has become a dad. His wife Hannah Quinlivan gave birth to a baby girl. [Photo/People.com.cn]

Mandopop singer Jay Chou is officially a dad.

It's been reported that his model wife, Hannah Quinlivan, gave birth to a baby girl on Sunday.

However, some relatives of Jay Chou told media that the girl was born on Friday.

Details about the new baby, including a name, haven't been revealed.

Jay Chou and Hannah Quinlivan registered their marriage last July and had three spectacular wedding ceremonies in Britain, Australia and Taiwan this January.

The musician currently serves as a coach in the fourth season of reality talent show "The Voice of China".