<Li> Mumbai (Marathi: मुंबई), from Bombay, renamed in 1995 </Li> <Li> Kochi (Malayalam: കൊച്ചി), from Cochin, respelled in 1996 </Li> <Li> Chennai (Tamil: சென்னை), from Madras, renamed in 1996 </Li> <Li> Kolkata (Bengali: কলকাতা), from Calcutta, respelled in 2001 </Li>

When did madras changed its name to chennai