Gurgaon will not be called Gurgaon but Gurugram from now onwards. The place has been officially renamed by the Haryana govt. Mewat has been renamed as Nuh. The name change was announced in Chandigarh on Tuesday by the Manohar Lal Khattar government, which said it was keeping its poll promise. The corporate hub is home to some 250 Fortune 500 companies. Click to know the reason behind the name change.