Donald Trump is a grandfather again after his daughter Ivanka gave birth to her second child.

The blonde businesswoman, who stars alongside her tycoon father on U.S. reality show The Apprentice, welcomed a son with her husband Jared Kushner on Monday (14Oct13). They are already parents to two-year-old Arabella.

Announcing the happy news on, she writes, "We just welcomed a beautiful & healthy son into the world. Jared, Arabella and I couldn't be happier!"

Trump and Kushner married in 2009.