Adelaide commercial radio host Leon Byner dies after cancer battle aged 77

A radio host in braces and a tie.

Tributes are flowing for radio host Leon Byner, who has died following a battle with acute leukaemia. (FiveAA)

In short:

Long-time Adelaide radio presenter Leon Byner has died at the age of 77 following a battle with leukaemia.

Byner's former radio station FIVEAA and SA Premier Peter Malinauskas are among those to pay tribute.

Mr Malinauskas described Byner as an "advocate" who "helped people feel heard".