Ghazipur is a city in the state of Uttar Pradesh, India. Ghazipur city is the administrative headquarters of the Ghazipur district, one of the four districts that form the Varanasi division of Uttar Pradesh.
The city of Ghazipur also constitutes one of the seven distinct tehsils, or subdivisions, of the Ghazipur district.
Ghazipur is well known for its opium factory, established by the British East India Company in 1820 and still the biggest legal opium factory in the world, producing the drug for the global pharmaceutical industry. Ghazipur lies close to the Uttar Pradesh-Bihar border, about 80 km east of Varanasi and 50 km.