Banaras Hindu University is a collegiate, central, and research university located in Varanasi, Uttar Pradesh, India, and founded in 1916. The university incorporated the Central Hindu College, founded by Indian Home Rule-leaguer and Theosophist, Annie Besant in 1898.After Besant and her associates were marginalized,the university was established by Madan Mohan Malaviya with the financial support of the maharaja of Dharbhanga Rameshwar Singh, the maharaja of Benares Prabhu Narayan Singh, and the lawyer Sunder Lal. With over 30,000 students, and 18,000 residing on campus, BHU is the largest residential university in Asia. The university is one of the eight public institutions declared as an Institute of Eminence by the Government of India.
BHU has often been referred by different names throughout the history and present. Some of the English names include Banaras University,Benares Hindu University, and Hindu University.
The university's main campus, spread over 1,370 acres (5.5 km2), was built on land donated by the Kashi Naresh Prabhu Narayan Singh, the hereditary ruler of Banaras ("Kashi" being an alternative name for Banaras or Varanasi). The south campus, spread over 2,700 acres (11 km2) is built on land donated later by Maharaj Kumar Aditya Narayan Singh in Sunderpur,hosts the Krishi Vigyan Kendra (Agriculture Science Centre)and is located in Barkachha in Mirzapur district, about 60 km (37 mi) from Varanasi.
BHU is organized into six institutes, 14 faculties (streams) and about 140 departments. As of 2020, the total student enrolment at the university is 30,698 coming from 48 countries.It has over 65 hostels for resident students. Several of its faculties and institutes include Arts, Social Sciences, Commerce, Management Studies, Science, Performing Arts, Law, Agricultural Science, Medical Science, and Environment and Sustainable Development along with departments of Linguistics, Journalism & Mass Communication, among others.The university's engineering institute was designated as an Indian Institute of Technology in June 2012, and henceforth is Indian Institute of Technology (BHU).
Centralised in 1916 through the Banaras Hindu University Act, Banaras Hindu University is India's first central university. BHU celebrated its centenary year in 2015–2016.