Proper noun
A community in Simcoe County, Ontario, Canada.
A suburb of Canberra, Australian Capital Territory, Australia, and the location of the Royal Military College, Duntroon.
A small town in Waitaki District, South Island, New Zealand.
Source: en.wiktionary.orgThe Kapyong Company from RMC Duntroon. Source: Internet
In 1978, he left there to take up a Sergeant Instructor Position at the Royal Military College, Duntroon, Canberra. Source: Internet