"IT'S A GIRL!!!!!! :-)))))" the proud father wrote.
"I AM DADA to the cutest baby girl !" Amitabh Bachchan, Abhishek's father, said in his own online message. "Ecstatic !!!!"
Members of the Bachchan and Rai families were at Seven Hills Hospital when the baby was born shortly before 10 a.m. Wednesday, India Today reported.
Rai and Bachchan married in 2007.
2014: The Year in Music [PHOTOS]