Duntroon may refer to:
- Royal Military College, Duntroon, in Canberra, Australia
- Duntroon, Australian Capital Territory, Robert Campbell's property in the suburb of Campbell, Canberra
- Duntroon, Ontario, Canada
- Duntroon, New Zealand
- Duntroon, Scotland
- HMAS Duntroon, a troopship which operated during World War II.