Charles Peter Hegyalji [2] (6 August 1956 – 22 November 1998) [2] was a Hungarian born gangland criminal in Melbourne (Victoria) , Australia.

Hegyalji, nicknamed "Mad Charlie",  was a key figure in the amphetamine trade. He was charged with attempted murder in 1997 after a gun battle with another criminal associate and subsequently kept in custody for twelve months. Charges were dropped after witnesses refused to testify.

Hegyalji was murdered within months of his release. [3] He was one of a large number of criminals murdered by other criminals that are the subject of the television crime series Underbelly . A major suspect in Hegyali's murder was fellow criminal Dino Dibra .

Hegyalji was best friend of celebrity criminal and convicted standover man Mark "Chopper" Read , whom he had contacted several days before his murder. Hegyalji is buried in Springvale Botanical Cemetery . [2]