Mangalesha (IAST: Maṅgaleśa, r. c. 592-610 CE) was a king of the Chalukya dynasty of Vatapi in Karnataka, India. He succeeded his brother Kirttivarman I on the throne, and ruled a kingdom that stretched from southern Gujarat in north to Bellary-Kurnool region in the south, in the western part of the Deccan region. It included parts of present-day Gujarat, Maharashtra, Goa, Karnataka, and Andhra Pradesh.