Filmmaker Karan Johar has revealed on his show 'Koffee with Karan' that when he was born, he was named Rahul Kumar Johar. He added that after his mother Hiroo Johar had a dream that her son's name should be 'Karan', he was renamed as Karan Johar. "On my janam patri, it still says Rahul Kumar Johar," Karan further revealed.