Hindutva ideologue Vinayak Damodar Savarkar's grandson on Thursday registered a complaint against Congress leader Rahul Gandhi for allegedly "insulting" Savarkar, police said.

Ranjit Savarkar, the late freedom fighter's grandson, in a complaint lodged at Shivaji Park police station here also demanded that Maharashtra Congress chief Nana Patole too should be booked for 'making similar statements'.