Deeragun is a town and outer western suburb of Townsville in the City of Townsville, Queensland, Australia. In the 2021 census, the suburb of Deeragun had a population of 4,273 people.

In the 2011 census, the suburb of Deeragun had a population of 3,525 people.

The Bruce Highway borders Deeragun to the north. It is at Deeragun where the Bruce Highway becomes a dual lane carriageway for the first time when approaching Townsville from the north. The Townsville Ring Road is a high-speed bypass road for traffic between Deeragun and Bohle Plains suburbs.