Bihari is a name given to a group of Indo-Aryan languages spoken in the Bihar state of India.

The Bihari group consists of:

• Angika (725,000 speakers)
• Bhojpuri (26,254,000 speakers). Written in the Kaithi script.
• Kudmali (37,000 speakers)
• Magahi (11,362,000 speakers)
• Maithili (24,191,900 speakers)
• Panchpargania (274,000 speakers)
• Sadri (1,965,000 speakers)
• Surajpuri (273,000 speakers)