Aamir was born in Mumbai, into a Muslim family that has been actively involved in the Indian film-industry. His father Tahir Hussain is a producer; his uncle Nasir Hussain was a director. He has also acted in a few films directed by his cousin Mansoor Khan.
Aamir began school at St Annes, Bandra and shifted to Bombay Scottish School when in std. VIII. He completed his junior college from Narsee Monjee College, Vile Parle, Mumbai.