Alinagar may refer to several places:A short-lived name during the history of Kolkata, India, set in 1756 by the Bengali ruler Siraj ud-Daulah. Treaty of Alinagar, signed in Kolkata in 1757 Alinagar, an electoral district in Bihar, India. Alinagar, a union council in Beanibazar Upazila, Bangladesh. Ali Nagar Roda, a village in Punjab, Pakistan. Ali Nagar Pali, a village in Bihar, India. Alinagar, a village in Jinnaram Mendal, Medak district, Telangana, India. Alinagar, a village in Aonla, Uttar Pradesh, India