Why don't you go ahead and start the meetup group in Delhi and we will help promote the group. Let me know if you need help to setup meetup account but its quite simple.
For fellow Bangalore Bitcoiners, meet us at Mantri Mall this Saturday. Regular meet ups scheduled for first Saturday of every month.
http://www.meetup.com/IndiaBitcoin/
Also planning a group skype call for Bitcoiners across India, this will be held on the last Saturday of every month.
http://www.meetup.com/IndiaBitcoin/events/127692242/
India Bitcoin Meetup is tied for 15th place for largest bitcoin meet ups in the world:
http://bitcoin.meetup.com/all/
Help us get to Top 10...another 50 new members required.
(Ahem....fellow husbands....sign up your wives...bitcoin evangelism starts at home)