Chamaraja Wodeyar VIII (Bettada Chamaraja Wodeyar VIII Bahadur; 27 August 1759 – 6 September 1776.) was the twentieth maharaja of the Kingdom of Mysore from 1770 for six years until 1776. He reigned under the powerful control of Sarvadhikari Hyder Ali.

He was the second son of Krishnaraja Wodeyar II and succeeded on the death of his elder brother Nanjaraja Wodeyar on 2 August 1770.

• Wodeyar dynasty