(called Díkaios, Middle Indian Heliyakriya). Greek king of Bactria in the 2nd cent. BC, attested only by his coins. According to Tarn  son of Eucratides I and the last Greek king of Bactria, overthrown by nomads in 141/128. Narain  and Bopearachchi  differentiate between two H.s on numismatic grounds. The second was supposedly a son of the first and ruled in the south of the Hindu Kush.
1 W. W. Tarn, The Greeks in Bactria and India, 21951
2 A. K. Narain, The Indo-Greeks, 1958
3 Bopearachchi, 74-76, 222-225 (H. I.), 9…