Abhishek and Aishwarya welcomed their first child, a daughter, Nov 16 last year and since then fans have been curious to know her name.
The 69-year-old revealed the name when one of his fans, Haseena Wazeer, asked him about it on Twitter.
Hasween tweeted: "@SrBachchan sir (Amitabh Bachchan) want to see your lovely grand daughter...would really appreciate your reply with her name. Would love to know that. Thankyou."
The megastar replied: "Her name is Aaradhya".