Harold Heidke
August Heinrich Heidke was an Australian rugby league player.
Heidke came from Bundaberg and was a younger brother of international three quarter Bill Heidke.
A halfback, Heidke represented Australia in the second of four home internationals against a New Zealand Māori team at Brisbane in 1909. He also played an unofficial match for Australia on New Zealand's 1912 visit to the country. Some of his 12 interstate fixtures for Queensland were as a five–eighth.