Khan was born on 2 November 1965 into a Muslim family in New Delhi.[2] He spent the first five years of his life in Mangalore, where his maternal grandfather, Ifthikar Ahmed, served as the chief engineer of the port in the 1960s.[8][9] Khan's paternal grandfather, Meer Jan Muhammad Khan, was an ethnic Pashtun (Pathan)
https://en.m.wikipedia.org/wiki/Shah_Rukh_Khan