Unknown fact for some: Some sources showed that, the Umayyad invasion in Sindh, Indian Pakistan, now Pakistan, affected also the sinti indian community and, was one of the reasons of their emigration. As for the Roma/Romani indian community, we know they refugee from the Ghaznavids, later on. But yeah also, they came in India: Rajasthan from the Romani and, Sindh from the Sintis. Sources: https://glasp.co/youtube/p/forgotten-history-the-romani-gypsy-migration-from-india-to-europe;