Banjar may refer to:

• Banjar people, an ethnic group in Indonesia
• Banjar language, of the Banjar people

• Banjar, Buleleng, a district in Bali province of Indonesia
• Banjar, India, a town in Himachal Pradesh, India
• Banjar, West Java, a city in West Java province of Indonesia
• Banjar Regency, a regency in South Kalimantan province of Indonesia
• Banjar Region, an autonomous area formed in the southeastern part of Indonesian island of Borneo by the Netherlands in 1948
• Sultanate of Banjar, a former sultanate located in modern South Kalimantan Province of Indonesia

• Banjar (instrument), a stringed folk instrument, ancestor to the banjo

• Banja (disambiguation)
• Banjara, nomadic people of India