India granted citizenship to 844 Pakistani nationals in 2005, apart from 185 Afghanistanis, 63 Sri Lankans and 41 Bangladeshis.
The information was made available by Minister of State for Home S P Jaiswal in a written reply in the Lok Sabha on Tuesday.
As per the information available, 18 Chinese nationals were granted citizenshp in the last three years, Jaiswal said.