I know a number of South Asian/Desi creators on here, not all necessarily Indian (some Pakistani and Bangladeshi), but not too many actually from India, most are based in the UK or US. You might still like their work though, because they touch on themes and aesthetics of South Asian culture.
First, obviously I have to plug the work of my lovely fiance, who is British Pakistani and writes the Romance novel "Bard Romance" about a Bard in a South-Asian inspired Fantasy setting having lots of romantic exploits. It's a novel, but they do draw too, so there are illustrations they drew now and then:
You might also really like the work of Shazleen Khan, a Bangladeshi creator based in the UK who lets those influences shine though in Buuza!!
And of course, there's Sera Swati, a US based Indian creator of some very popular Tapas comics: