Vanisha Mittal, Isha Ambani and Pia Singh - daughters of Laxmi Mittal, Mukesh Ambani and K.P. Singh respectively - have been chosen for the top three rankings on a Forbes list of Billionaire heiresses. As per the US business magazine Forbes, Vanish Mittal Bhatia, the daughter of Inidan-origin steel tycoon Laxmi Mittal is latently richest heiress. However, most of the daughters and grand-daughters of the world’s richest could not make it to the top position.